Home / 16,609,930.65-22,921,906.05-9,642,222.46

Finding the Fourth Proportional to 16,609,930.65, 22,921,906.05 and 9,642,222.46

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Solution

The fourth proportional to 16,609,930.65, 22,921,906.05 and 9,642,222.46 is: 13,306,384.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,609,930.65 : 22,921,906.05 = 9,642,222.46 : x
  2. Step 2: Convert to fraction form
    16,609,930.65/22,921,906.05 = 9,642,222.46/x
  3. Step 3: Cross multiply
    16,609,930.65x = 22,921,906.05 × 9,642,222.46
  4. Step 4: Simplify right side
    16,609,930.65x = 221,018,117,341,319.91
  5. Step 5: Solve for x
    x = 221,018,117,341,319.91/16,609,930.65
  6. Step 6: Final answer
    x = 13,306,384.11

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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.