Home / 10,728,269.70-16,092,404.55-3,156,000.90

Finding the Fourth Proportional to 10,728,269.70, 16,092,404.55 and 3,156,000.90

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Solution

The fourth proportional to 10,728,269.70, 16,092,404.55 and 3,156,000.90 is: 4,734,001.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,269.70 : 16,092,404.55 = 3,156,000.90 : x
  2. Step 2: Convert to fraction form
    10,728,269.70/16,092,404.55 = 3,156,000.90/x
  3. Step 3: Cross multiply
    10,728,269.70x = 16,092,404.55 × 3,156,000.90
  4. Step 4: Simplify right side
    10,728,269.70x = 50,787,643,242,964.09
  5. Step 5: Solve for x
    x = 50,787,643,242,964.09/10,728,269.70
  6. Step 6: Final answer
    x = 4,734,001.35

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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.