Home / 18,452,002.10-27,678,003.15-17,108,309.30

Finding the Fourth Proportional to 18,452,002.10, 27,678,003.15 and 17,108,309.30

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Solution

The fourth proportional to 18,452,002.10, 27,678,003.15 and 17,108,309.30 is: 25,662,463.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452,002.10 : 27,678,003.15 = 17,108,309.30 : x
  2. Step 2: Convert to fraction form
    18,452,002.10/27,678,003.15 = 17,108,309.30/x
  3. Step 3: Cross multiply
    18,452,002.10x = 27,678,003.15 × 17,108,309.30
  4. Step 4: Simplify right side
    18,452,002.10x = 473,523,838,696,574.31
  5. Step 5: Solve for x
    x = 473,523,838,696,574.31/18,452,002.10
  6. Step 6: Final answer
    x = 25,662,463.95

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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.