Home / 5,145,165.50-7,710,890.60-2,715,747.64

Finding the Fourth Proportional to 5,145,165.50, 7,710,890.60 and 2,715,747.64

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Solution

The fourth proportional to 5,145,165.50, 7,710,890.60 and 2,715,747.64 is: 4,070,001.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145,165.50 : 7,710,890.60 = 2,715,747.64 : x
  2. Step 2: Convert to fraction form
    5,145,165.50/7,710,890.60 = 2,715,747.64/x
  3. Step 3: Cross multiply
    5,145,165.50x = 7,710,890.60 × 2,715,747.64
  4. Step 4: Simplify right side
    5,145,165.50x = 20,940,832,936,760.33
  5. Step 5: Solve for x
    x = 20,940,832,936,760.33/5,145,165.50
  6. Step 6: Final answer
    x = 4,070,001.82

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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.