Home / 71,657,962.61-107,350,008.98-60,060,570.86

Finding the Fourth Proportional to 71,657,962.61, 107,350,008.98 and 60,060,570.86

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Solution

The fourth proportional to 71,657,962.61, 107,350,008.98 and 60,060,570.86 is: 89,976,083.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,657,962.61 : 107,350,008.98 = 60,060,570.86 : x
  2. Step 2: Convert to fraction form
    71,657,962.61/107,350,008.98 = 60,060,570.86/x
  3. Step 3: Cross multiply
    71,657,962.61x = 107,350,008.98 × 60,060,570.86
  4. Step 4: Simplify right side
    71,657,962.61x = 6,447,502,821,132,998
  5. Step 5: Solve for x
    x = 6,447,502,821,132,998/71,657,962.61
  6. Step 6: Final answer
    x = 89,976,083.42

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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.