Home / 13,044,706.20-18,002,147.40-7,243,585.02

Finding the Fourth Proportional to 13,044,706.20, 18,002,147.40 and 7,243,585.02

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Solution

The fourth proportional to 13,044,706.20, 18,002,147.40 and 7,243,585.02 is: 9,996,398.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044,706.20 : 18,002,147.40 = 7,243,585.02 : x
  2. Step 2: Convert to fraction form
    13,044,706.20/18,002,147.40 = 7,243,585.02/x
  3. Step 3: Cross multiply
    13,044,706.20x = 18,002,147.40 × 7,243,585.02
  4. Step 4: Simplify right side
    13,044,706.20x = 130,400,085,234,471.92
  5. Step 5: Solve for x
    x = 130,400,085,234,471.92/13,044,706.20
  6. Step 6: Final answer
    x = 9,996,398.79

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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.