Home / 12,238,546.20-18,357,819.30-5,861,254.20

Finding the Fourth Proportional to 12,238,546.20, 18,357,819.30 and 5,861,254.20

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Solution

The fourth proportional to 12,238,546.20, 18,357,819.30 and 5,861,254.20 is: 8,791,881.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,238,546.20 : 18,357,819.30 = 5,861,254.20 : x
  2. Step 2: Convert to fraction form
    12,238,546.20/18,357,819.30 = 5,861,254.20/x
  3. Step 3: Cross multiply
    12,238,546.20x = 18,357,819.30 × 5,861,254.20
  4. Step 4: Simplify right side
    12,238,546.20x = 107,599,845,474,966.06
  5. Step 5: Solve for x
    x = 107,599,845,474,966.06/12,238,546.20
  6. Step 6: Final answer
    x = 8,791,881.30

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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.