Home / 5,375,113.20-8,065,002.60-2,715,721.20

Finding the Fourth Proportional to 5,375,113.20, 8,065,002.60 and 2,715,721.20

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Solution

The fourth proportional to 5,375,113.20, 8,065,002.60 and 2,715,721.20 is: 4,074,760.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375,113.20 : 8,065,002.60 = 2,715,721.20 : x
  2. Step 2: Convert to fraction form
    5,375,113.20/8,065,002.60 = 2,715,721.20/x
  3. Step 3: Cross multiply
    5,375,113.20x = 8,065,002.60 × 2,715,721.20
  4. Step 4: Simplify right side
    5,375,113.20x = 21,902,298,538,875.12
  5. Step 5: Solve for x
    x = 21,902,298,538,875.12/5,375,113.20
  6. Step 6: Final answer
    x = 4,074,760.42

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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.