Home / 12,608,695.40-18,913,043.10-8,304,023.30

Finding the Fourth Proportional to 12,608,695.40, 18,913,043.10 and 8,304,023.30

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Solution

The fourth proportional to 12,608,695.40, 18,913,043.10 and 8,304,023.30 is: 12,456,034.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,608,695.40 : 18,913,043.10 = 8,304,023.30 : x
  2. Step 2: Convert to fraction form
    12,608,695.40/18,913,043.10 = 8,304,023.30/x
  3. Step 3: Cross multiply
    12,608,695.40x = 18,913,043.10 × 8,304,023.30
  4. Step 4: Simplify right side
    12,608,695.40x = 157,054,350,576,304.25
  5. Step 5: Solve for x
    x = 157,054,350,576,304.25/12,608,695.40
  6. Step 6: Final answer
    x = 12,456,034.95

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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.