Home / 10,731,818.40-16,098,505.20-6,462,794.40

Finding the Fourth Proportional to 10,731,818.40, 16,098,505.20 and 6,462,794.40

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Solution

The fourth proportional to 10,731,818.40, 16,098,505.20 and 6,462,794.40 is: 9,694,659.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731,818.40 : 16,098,505.20 = 6,462,794.40 : x
  2. Step 2: Convert to fraction form
    10,731,818.40/16,098,505.20 = 6,462,794.40/x
  3. Step 3: Cross multiply
    10,731,818.40x = 16,098,505.20 × 6,462,794.40
  4. Step 4: Simplify right side
    10,731,818.40x = 104,041,329,254,930.88
  5. Step 5: Solve for x
    x = 104,041,329,254,930.88/10,731,818.40
  6. Step 6: Final answer
    x = 9,694,659.88

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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.