Home / 25,813,385.55-38,708,715.99-13,680,006.26

Finding the Fourth Proportional to 25,813,385.55, 38,708,715.99 and 13,680,006.26

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Solution

The fourth proportional to 25,813,385.55, 38,708,715.99 and 13,680,006.26 is: 20,513,987.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,813,385.55 : 38,708,715.99 = 13,680,006.26 : x
  2. Step 2: Convert to fraction form
    25,813,385.55/38,708,715.99 = 13,680,006.26/x
  3. Step 3: Cross multiply
    25,813,385.55x = 38,708,715.99 × 13,680,006.26
  4. Step 4: Simplify right side
    25,813,385.55x = 529,535,476,866,218.56
  5. Step 5: Solve for x
    x = 529,535,476,866,218.56/25,813,385.55
  6. Step 6: Final answer
    x = 20,513,987.82

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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.