Home / 15,956,449.20-23,919,121.80-9,126,010.80

Finding the Fourth Proportional to 15,956,449.20, 23,919,121.80 and 9,126,010.80

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Solution

The fourth proportional to 15,956,449.20, 23,919,121.80 and 9,126,010.80 is: 13,680,121.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,956,449.20 : 23,919,121.80 = 9,126,010.80 : x
  2. Step 2: Convert to fraction form
    15,956,449.20/23,919,121.80 = 9,126,010.80/x
  3. Step 3: Cross multiply
    15,956,449.20x = 23,919,121.80 × 9,126,010.80
  4. Step 4: Simplify right side
    15,956,449.20x = 218,286,163,873,315.47
  5. Step 5: Solve for x
    x = 218,286,163,873,315.47/15,956,449.20
  6. Step 6: Final answer
    x = 13,680,121.51

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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.