Home / 10,281,634.60-15,419,687.10-4,296,764.20

Finding the Fourth Proportional to 10,281,634.60, 15,419,687.10 and 4,296,764.20

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Solution

The fourth proportional to 10,281,634.60, 15,419,687.10 and 4,296,764.20 is: 6,443,990.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281,634.60 : 15,419,687.10 = 4,296,764.20 : x
  2. Step 2: Convert to fraction form
    10,281,634.60/15,419,687.10 = 4,296,764.20/x
  3. Step 3: Cross multiply
    10,281,634.60x = 15,419,687.10 × 4,296,764.20
  4. Step 4: Simplify right side
    10,281,634.60x = 66,254,759,506,481.82
  5. Step 5: Solve for x
    x = 66,254,759,506,481.82/10,281,634.60
  6. Step 6: Final answer
    x = 6,443,990.87

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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.