Home / 12,292,274.20-18,438,411.30-5,914,982.20

Finding the Fourth Proportional to 12,292,274.20, 18,438,411.30 and 5,914,982.20

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Solution

The fourth proportional to 12,292,274.20, 18,438,411.30 and 5,914,982.20 is: 8,872,473.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,274.20 : 18,438,411.30 = 5,914,982.20 : x
  2. Step 2: Convert to fraction form
    12,292,274.20/18,438,411.30 = 5,914,982.20/x
  3. Step 3: Cross multiply
    12,292,274.20x = 18,438,411.30 × 5,914,982.20
  4. Step 4: Simplify right side
    12,292,274.20x = 109,062,874,635,778.88
  5. Step 5: Solve for x
    x = 109,062,874,635,778.88/12,292,274.20
  6. Step 6: Final answer
    x = 8,872,473.30

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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.