Home / 12,548,689.40-18,823,034.10-8,244,017.30

Finding the Fourth Proportional to 12,548,689.40, 18,823,034.10 and 8,244,017.30

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Solution

The fourth proportional to 12,548,689.40, 18,823,034.10 and 8,244,017.30 is: 12,366,025.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,548,689.40 : 18,823,034.10 = 8,244,017.30 : x
  2. Step 2: Convert to fraction form
    12,548,689.40/18,823,034.10 = 8,244,017.30/x
  3. Step 3: Cross multiply
    12,548,689.40x = 18,823,034.10 × 8,244,017.30
  4. Step 4: Simplify right side
    12,548,689.40x = 155,177,418,758,889.94
  5. Step 5: Solve for x
    x = 155,177,418,758,889.94/12,548,689.40
  6. Step 6: Final answer
    x = 12,366,025.95

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Double scale
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Similar ratio
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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.