Home / 12,107,060.45-18,160,656.35-3,587,470.73

Finding the Fourth Proportional to 12,107,060.45, 18,160,656.35 and 3,587,470.73

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Solution

The fourth proportional to 12,107,060.45, 18,160,656.35 and 3,587,470.73 is: 5,381,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,107,060.45 : 18,160,656.35 = 3,587,470.73 : x
  2. Step 2: Convert to fraction form
    12,107,060.45/18,160,656.35 = 3,587,470.73/x
  3. Step 3: Cross multiply
    12,107,060.45x = 18,160,656.35 × 3,587,470.73
  4. Step 4: Simplify right side
    12,107,060.45x = 65,150,822,984,473
  5. Step 5: Solve for x
    x = 65,150,822,984,473/12,107,060.45
  6. Step 6: Final answer
    x = 5,381,225.55

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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.