Home / 89,841,396.34-123,981,209.76-48,588,288.76

Finding the Fourth Proportional to 89,841,396.34, 123,981,209.76 and 48,588,288.76

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Solution

The fourth proportional to 89,841,396.34, 123,981,209.76 and 48,588,288.76 is: 67,051,883.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,841,396.34 : 123,981,209.76 = 48,588,288.76 : x
  2. Step 2: Convert to fraction form
    89,841,396.34/123,981,209.76 = 48,588,288.76/x
  3. Step 3: Cross multiply
    89,841,396.34x = 123,981,209.76 × 48,588,288.76
  4. Step 4: Simplify right side
    89,841,396.34x = 6,024,034,820,633,010
  5. Step 5: Solve for x
    x = 6,024,034,820,633,010/89,841,396.34
  6. Step 6: Final answer
    x = 67,051,883.27

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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.