Home / 14,045,010.75-21,067,516.13-3,407,442.75

Finding the Fourth Proportional to 14,045,010.75, 21,067,516.13 and 3,407,442.75

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Solution

The fourth proportional to 14,045,010.75, 21,067,516.13 and 3,407,442.75 is: 5,111,164.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045,010.75 : 21,067,516.13 = 3,407,442.75 : x
  2. Step 2: Convert to fraction form
    14,045,010.75/21,067,516.13 = 3,407,442.75/x
  3. Step 3: Cross multiply
    14,045,010.75x = 21,067,516.13 × 3,407,442.75
  4. Step 4: Simplify right side
    14,045,010.75x = 71,786,355,080,639.34
  5. Step 5: Solve for x
    x = 71,786,355,080,639.34/14,045,010.75
  6. Step 6: Final answer
    x = 5,111,164.13

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Double scale
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Similar ratio
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1.5x scale

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.