Home / 17,221,010.10-25,831,515.15-14,407,653.30

Finding the Fourth Proportional to 17,221,010.10, 25,831,515.15 and 14,407,653.30

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Solution

The fourth proportional to 17,221,010.10, 25,831,515.15 and 14,407,653.30 is: 21,611,479.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,221,010.10 : 25,831,515.15 = 14,407,653.30 : x
  2. Step 2: Convert to fraction form
    17,221,010.10/25,831,515.15 = 14,407,653.30/x
  3. Step 3: Cross multiply
    17,221,010.10x = 25,831,515.15 × 14,407,653.30
  4. Step 4: Simplify right side
    17,221,010.10x = 372,171,514,494,897.50
  5. Step 5: Solve for x
    x = 372,171,514,494,897.50/17,221,010.10
  6. Step 6: Final answer
    x = 21,611,479.95

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Double scale
Find fourth proportional to 17,221,011.10, 25,831,516.65 and 14,407,654.30
Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.