Home / 15,925,516.44-21,976,948.92-8,860,844.88

Finding the Fourth Proportional to 15,925,516.44, 21,976,948.92 and 8,860,844.88

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Solution

The fourth proportional to 15,925,516.44, 21,976,948.92 and 8,860,844.88 is: 12,227,819.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925,516.44 : 21,976,948.92 = 8,860,844.88 : x
  2. Step 2: Convert to fraction form
    15,925,516.44/21,976,948.92 = 8,860,844.88/x
  3. Step 3: Cross multiply
    15,925,516.44x = 21,976,948.92 × 8,860,844.88
  4. Step 4: Simplify right side
    15,925,516.44x = 194,734,335,315,803.56
  5. Step 5: Solve for x
    x = 194,734,335,315,803.56/15,925,516.44
  6. Step 6: Final answer
    x = 12,227,819.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.