Home / 22,158,121.20-33,239,773.80-7,013,583.60

Finding the Fourth Proportional to 22,158,121.20, 33,239,773.80 and 7,013,583.60

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Solution

The fourth proportional to 22,158,121.20, 33,239,773.80 and 7,013,583.60 is: 10,521,195.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,158,121.20 : 33,239,773.80 = 7,013,583.60 : x
  2. Step 2: Convert to fraction form
    22,158,121.20/33,239,773.80 = 7,013,583.60/x
  3. Step 3: Cross multiply
    22,158,121.20x = 33,239,773.80 × 7,013,583.60
  4. Step 4: Simplify right side
    22,158,121.20x = 233,129,932,391,389.69
  5. Step 5: Solve for x
    x = 233,129,932,391,389.69/22,158,121.20
  6. Step 6: Final answer
    x = 10,521,195.83

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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.