Home / 52,406,652.14-72,320,211.24-28,564,484.78

Finding the Fourth Proportional to 52,406,652.14, 72,320,211.24 and 28,564,484.78

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Solution

The fourth proportional to 52,406,652.14, 72,320,211.24 and 28,564,484.78 is: 39,418,460.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,406,652.14 : 72,320,211.24 = 28,564,484.78 : x
  2. Step 2: Convert to fraction form
    52,406,652.14/72,320,211.24 = 28,564,484.78/x
  3. Step 3: Cross multiply
    52,406,652.14x = 72,320,211.24 × 28,564,484.78
  4. Step 4: Simplify right side
    52,406,652.14x = 2,065,789,573,251,364.75
  5. Step 5: Solve for x
    x = 2,065,789,573,251,364.75/52,406,652.14
  6. Step 6: Final answer
    x = 39,418,460.99

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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.