Home / 31,753,160.10-47,569,641.39-18,760,455.54

Finding the Fourth Proportional to 31,753,160.10, 47,569,641.39 and 18,760,455.54

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Solution

The fourth proportional to 31,753,160.10, 47,569,641.39 and 18,760,455.54 is: 28,105,175.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,753,160.10 : 47,569,641.39 = 18,760,455.54 : x
  2. Step 2: Convert to fraction form
    31,753,160.10/47,569,641.39 = 18,760,455.54/x
  3. Step 3: Cross multiply
    31,753,160.10x = 47,569,641.39 × 18,760,455.54
  4. Step 4: Simplify right side
    31,753,160.10x = 892,428,142,350,838.75
  5. Step 5: Solve for x
    x = 892,428,142,350,838.75/31,753,160.10
  6. Step 6: Final answer
    x = 28,105,175.66

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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.