Home / 15,536,314.20-23,304,471.30-7,978,042.20

Finding the Fourth Proportional to 15,536,314.20, 23,304,471.30 and 7,978,042.20

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Solution

The fourth proportional to 15,536,314.20, 23,304,471.30 and 7,978,042.20 is: 11,967,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,536,314.20 : 23,304,471.30 = 7,978,042.20 : x
  2. Step 2: Convert to fraction form
    15,536,314.20/23,304,471.30 = 7,978,042.20/x
  3. Step 3: Cross multiply
    15,536,314.20x = 23,304,471.30 × 7,978,042.20
  4. Step 4: Simplify right side
    15,536,314.20x = 185,924,055,480,088.88
  5. Step 5: Solve for x
    x = 185,924,055,480,088.88/15,536,314.20
  6. Step 6: Final answer
    x = 11,967,063.30

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Double scale
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Similar ratio
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1.5x scale

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.