Home / 14,014,743.70-21,022,115.55-13,164,438.10

Finding the Fourth Proportional to 14,014,743.70, 21,022,115.55 and 13,164,438.10

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Solution

The fourth proportional to 14,014,743.70, 21,022,115.55 and 13,164,438.10 is: 19,746,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,743.70 : 21,022,115.55 = 13,164,438.10 : x
  2. Step 2: Convert to fraction form
    14,014,743.70/21,022,115.55 = 13,164,438.10/x
  3. Step 3: Cross multiply
    14,014,743.70x = 21,022,115.55 × 13,164,438.10
  4. Step 4: Simplify right side
    14,014,743.70x = 276,744,338,889,022.47
  5. Step 5: Solve for x
    x = 276,744,338,889,022.47/14,014,743.70
  6. Step 6: Final answer
    x = 19,746,657.15

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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.