Home / 10,866,436.20-16,310,151.90-6,614,908.20

Finding the Fourth Proportional to 10,866,436.20, 16,310,151.90 and 6,614,908.20

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Solution

The fourth proportional to 10,866,436.20, 16,310,151.90 and 6,614,908.20 is: 9,928,752.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,436.20 : 16,310,151.90 = 6,614,908.20 : x
  2. Step 2: Convert to fraction form
    10,866,436.20/16,310,151.90 = 6,614,908.20/x
  3. Step 3: Cross multiply
    10,866,436.20x = 16,310,151.90 × 6,614,908.20
  4. Step 4: Simplify right side
    10,866,436.20x = 107,890,157,546,555.58
  5. Step 5: Solve for x
    x = 107,890,157,546,555.58/10,866,436.20
  6. Step 6: Final answer
    x = 9,928,752.68

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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.