Home / 72,581,045.10-108,871,567.65-24,711,989.10

Finding the Fourth Proportional to 72,581,045.10, 108,871,567.65 and 24,711,989.10

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Solution

The fourth proportional to 72,581,045.10, 108,871,567.65 and 24,711,989.10 is: 37,067,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,581,045.10 : 108,871,567.65 = 24,711,989.10 : x
  2. Step 2: Convert to fraction form
    72,581,045.10/108,871,567.65 = 24,711,989.10/x
  3. Step 3: Cross multiply
    72,581,045.10x = 108,871,567.65 × 24,711,989.10
  4. Step 4: Simplify right side
    72,581,045.10x = 2,690,432,993,066,713
  5. Step 5: Solve for x
    x = 2,690,432,993,066,713/72,581,045.10
  6. Step 6: Final answer
    x = 37,067,983.65

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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.