Home / 31,087,734.76-42,899,132.02-17,149,251.08

Finding the Fourth Proportional to 31,087,734.76, 42,899,132.02 and 17,149,251.08

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Solution

The fourth proportional to 31,087,734.76, 42,899,132.02 and 17,149,251.08 is: 23,664,895.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,087,734.76 : 42,899,132.02 = 17,149,251.08 : x
  2. Step 2: Convert to fraction form
    31,087,734.76/42,899,132.02 = 17,149,251.08/x
  3. Step 3: Cross multiply
    31,087,734.76x = 42,899,132.02 × 17,149,251.08
  4. Step 4: Simplify right side
    31,087,734.76x = 735,687,986,125,047.50
  5. Step 5: Solve for x
    x = 735,687,986,125,047.50/31,087,734.76
  6. Step 6: Final answer
    x = 23,664,895.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.