Home / 89,204,721.78-123,092,531.64-49,513,925.65

Finding the Fourth Proportional to 89,204,721.78, 123,092,531.64 and 49,513,925.65

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Solution

The fourth proportional to 89,204,721.78, 123,092,531.64 and 49,513,925.65 is: 68,323,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,204,721.78 : 123,092,531.64 = 49,513,925.65 : x
  2. Step 2: Convert to fraction form
    89,204,721.78/123,092,531.64 = 49,513,925.65/x
  3. Step 3: Cross multiply
    89,204,721.78x = 123,092,531.64 × 49,513,925.65
  4. Step 4: Simplify right side
    89,204,721.78x = 6,094,794,459,693,232
  5. Step 5: Solve for x
    x = 6,094,794,459,693,232/89,204,721.78
  6. Step 6: Final answer
    x = 68,323,675.45

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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.