Home / 38,231,058.78-57,308,191.74-12,304,307.43

Finding the Fourth Proportional to 38,231,058.78, 57,308,191.74 and 12,304,307.43

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Solution

The fourth proportional to 38,231,058.78, 57,308,191.74 and 12,304,307.43 is: 18,444,103.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,231,058.78 : 57,308,191.74 = 12,304,307.43 : x
  2. Step 2: Convert to fraction form
    38,231,058.78/57,308,191.74 = 12,304,307.43/x
  3. Step 3: Cross multiply
    38,231,058.78x = 57,308,191.74 × 12,304,307.43
  4. Step 4: Simplify right side
    38,231,058.78x = 705,137,609,426,346.62
  5. Step 5: Solve for x
    x = 705,137,609,426,346.62/38,231,058.78
  6. Step 6: Final answer
    x = 18,444,103.61

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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.