Home / 28,125,358.06-42,192,079.86-8,696,099.27

Finding the Fourth Proportional to 28,125,358.06, 42,192,079.86 and 8,696,099.27

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Solution

The fourth proportional to 28,125,358.06, 42,192,079.86 and 8,696,099.27 is: 13,045,398.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,125,358.06 : 42,192,079.86 = 8,696,099.27 : x
  2. Step 2: Convert to fraction form
    28,125,358.06/42,192,079.86 = 8,696,099.27/x
  3. Step 3: Cross multiply
    28,125,358.06x = 42,192,079.86 × 8,696,099.27
  4. Step 4: Simplify right side
    28,125,358.06x = 366,906,514,870,327.69
  5. Step 5: Solve for x
    x = 366,906,514,870,327.69/28,125,358.06
  6. Step 6: Final answer
    x = 13,045,398.89

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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.