Home / 10,913,287.20-16,369,930.80-3,722,431.20

Finding the Fourth Proportional to 10,913,287.20, 16,369,930.80 and 3,722,431.20

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Solution

The fourth proportional to 10,913,287.20, 16,369,930.80 and 3,722,431.20 is: 5,583,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,913,287.20 : 16,369,930.80 = 3,722,431.20 : x
  2. Step 2: Convert to fraction form
    10,913,287.20/16,369,930.80 = 3,722,431.20/x
  3. Step 3: Cross multiply
    10,913,287.20x = 16,369,930.80 × 3,722,431.20
  4. Step 4: Simplify right side
    10,913,287.20x = 60,935,941,151,760.97
  5. Step 5: Solve for x
    x = 60,935,941,151,760.97/10,913,287.20
  6. Step 6: Final answer
    x = 5,583,646.80

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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.