Home / 27,902,329.31-41,855,122.80-8,472,189.17

Finding the Fourth Proportional to 27,902,329.31, 41,855,122.80 and 8,472,189.17

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Solution

The fourth proportional to 27,902,329.31, 41,855,122.80 and 8,472,189.17 is: 12,708,778.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,902,329.31 : 41,855,122.80 = 8,472,189.17 : x
  2. Step 2: Convert to fraction form
    27,902,329.31/41,855,122.80 = 8,472,189.17/x
  3. Step 3: Cross multiply
    27,902,329.31x = 41,855,122.80 × 8,472,189.17
  4. Step 4: Simplify right side
    27,902,329.31x = 354,604,517,885,904.38
  5. Step 5: Solve for x
    x = 354,604,517,885,904.38/27,902,329.31
  6. Step 6: Final answer
    x = 12,708,778.32

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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.