Home / 10,560,444.20-15,812,672.70-8,320,956.20

Finding the Fourth Proportional to 10,560,444.20, 15,812,672.70 and 8,320,956.20

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Solution

The fourth proportional to 10,560,444.20, 15,812,672.70 and 8,320,956.20 is: 12,459,377.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,560,444.20 : 15,812,672.70 = 8,320,956.20 : x
  2. Step 2: Convert to fraction form
    10,560,444.20/15,812,672.70 = 8,320,956.20/x
  3. Step 3: Cross multiply
    10,560,444.20x = 15,812,672.70 × 8,320,956.20
  4. Step 4: Simplify right side
    10,560,444.20x = 131,576,556,941,635.73
  5. Step 5: Solve for x
    x = 131,576,556,941,635.73/10,560,444.20
  6. Step 6: Final answer
    x = 12,459,377.13

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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.