Home / 39,085,691.69-58,590,411.97-18,609,909.66

Finding the Fourth Proportional to 39,085,691.69, 58,590,411.97 and 18,609,909.66

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Solution

The fourth proportional to 39,085,691.69, 58,590,411.97 and 18,609,909.66 is: 27,896,711.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,085,691.69 : 58,590,411.97 = 18,609,909.66 : x
  2. Step 2: Convert to fraction form
    39,085,691.69/58,590,411.97 = 18,609,909.66/x
  3. Step 3: Cross multiply
    39,085,691.69x = 58,590,411.97 × 18,609,909.66
  4. Step 4: Simplify right side
    39,085,691.69x = 1,090,362,273,703,882.62
  5. Step 5: Solve for x
    x = 1,090,362,273,703,882.62/39,085,691.69
  6. Step 6: Final answer
    x = 27,896,711.73

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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.