Home / 9,253,314.43-12,769,972.95-5,123,345.65

Finding the Fourth Proportional to 9,253,314.43, 12,769,972.95 and 5,123,345.65

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Solution

The fourth proportional to 9,253,314.43, 12,769,972.95 and 5,123,345.65 is: 7,070,437.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253,314.43 : 12,769,972.95 = 5,123,345.65 : x
  2. Step 2: Convert to fraction form
    9,253,314.43/12,769,972.95 = 5,123,345.65/x
  3. Step 3: Cross multiply
    9,253,314.43x = 12,769,972.95 × 5,123,345.65
  4. Step 4: Simplify right side
    9,253,314.43x = 65,424,985,364,000.17
  5. Step 5: Solve for x
    x = 65,424,985,364,000.17/9,253,314.43
  6. Step 6: Final answer
    x = 7,070,437.93

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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.