Home / 9,711,921.90-14,567,882.85-3,321,605.10

Finding the Fourth Proportional to 9,711,921.90, 14,567,882.85 and 3,321,605.10

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Solution

The fourth proportional to 9,711,921.90, 14,567,882.85 and 3,321,605.10 is: 4,982,407.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,921.90 : 14,567,882.85 = 3,321,605.10 : x
  2. Step 2: Convert to fraction form
    9,711,921.90/14,567,882.85 = 3,321,605.10/x
  3. Step 3: Cross multiply
    9,711,921.90x = 14,567,882.85 × 3,321,605.10
  4. Step 4: Simplify right side
    9,711,921.90x = 48,388,753,970,762.53
  5. Step 5: Solve for x
    x = 48,388,753,970,762.53/9,711,921.90
  6. Step 6: Final answer
    x = 4,982,407.65

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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.