Home / 38,231,129.28-57,308,297.49-12,304,377.93

Finding the Fourth Proportional to 38,231,129.28, 57,308,297.49 and 12,304,377.93

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Solution

The fourth proportional to 38,231,129.28, 57,308,297.49 and 12,304,377.93 is: 18,444,209.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,231,129.28 : 57,308,297.49 = 12,304,377.93 : x
  2. Step 2: Convert to fraction form
    38,231,129.28/57,308,297.49 = 12,304,377.93/x
  3. Step 3: Cross multiply
    38,231,129.28x = 57,308,297.49 × 12,304,377.93
  4. Step 4: Simplify right side
    38,231,129.28x = 705,142,950,841,830.38
  5. Step 5: Solve for x
    x = 705,142,950,841,830.38/38,231,129.28
  6. Step 6: Final answer
    x = 18,444,209.32

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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.