Home / 63,715,511.70-95,431,549.95-52,378,103.70

Finding the Fourth Proportional to 63,715,511.70, 95,431,549.95 and 52,378,103.70

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Solution

The fourth proportional to 63,715,511.70, 95,431,549.95 and 52,378,103.70 is: 78,450,654.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,715,511.70 : 95,431,549.95 = 52,378,103.70 : x
  2. Step 2: Convert to fraction form
    63,715,511.70/95,431,549.95 = 52,378,103.70/x
  3. Step 3: Cross multiply
    63,715,511.70x = 95,431,549.95 × 52,378,103.70
  4. Step 4: Simplify right side
    63,715,511.70x = 4,998,523,619,532,830
  5. Step 5: Solve for x
    x = 4,998,523,619,532,830/63,715,511.70
  6. Step 6: Final answer
    x = 78,450,654.89

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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.