Home / 39,681,001.90-59,521,713.05-12,385,008.73

Finding the Fourth Proportional to 39,681,001.90, 59,521,713.05 and 12,385,008.73

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Solution

The fourth proportional to 39,681,001.90, 59,521,713.05 and 12,385,008.73 is: 18,577,578.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,681,001.90 : 59,521,713.05 = 12,385,008.73 : x
  2. Step 2: Convert to fraction form
    39,681,001.90/59,521,713.05 = 12,385,008.73/x
  3. Step 3: Cross multiply
    39,681,001.90x = 59,521,713.05 × 12,385,008.73
  4. Step 4: Simplify right side
    39,681,001.90x = 737,176,935,686,879.88
  5. Step 5: Solve for x
    x = 737,176,935,686,879.88/39,681,001.90
  6. Step 6: Final answer
    x = 18,577,578.70

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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.