Home / 89,246,897.82-123,172,737.08-50,090,816.61

Finding the Fourth Proportional to 89,246,897.82, 123,172,737.08 and 50,090,816.61

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Solution

The fourth proportional to 89,246,897.82, 123,172,737.08 and 50,090,816.61 is: 69,132,072.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,246,897.82 : 123,172,737.08 = 50,090,816.61 : x
  2. Step 2: Convert to fraction form
    89,246,897.82/123,172,737.08 = 50,090,816.61/x
  3. Step 3: Cross multiply
    89,246,897.82x = 123,172,737.08 × 50,090,816.61
  4. Step 4: Simplify right side
    89,246,897.82x = 6,169,822,984,175,573
  5. Step 5: Solve for x
    x = 6,169,822,984,175,573/89,246,897.82
  6. Step 6: Final answer
    x = 69,132,072.21

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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.