Home / 35,666,419.50-49,219,666.05-21,727,773.86

Finding the Fourth Proportional to 35,666,419.50, 49,219,666.05 and 21,727,773.86

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Solution

The fourth proportional to 35,666,419.50, 49,219,666.05 and 21,727,773.86 is: 29,984,332.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,666,419.50 : 49,219,666.05 = 21,727,773.86 : x
  2. Step 2: Convert to fraction form
    35,666,419.50/49,219,666.05 = 21,727,773.86/x
  3. Step 3: Cross multiply
    35,666,419.50x = 49,219,666.05 × 21,727,773.86
  4. Step 4: Simplify right side
    35,666,419.50x = 1,069,433,773,234,500.38
  5. Step 5: Solve for x
    x = 1,069,433,773,234,500.38/35,666,419.50
  6. Step 6: Final answer
    x = 29,984,332.27

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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.