Home / 6,387,630.90-9,581,446.35-3,193,250.10

Finding the Fourth Proportional to 6,387,630.90, 9,581,446.35 and 3,193,250.10

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Solution

The fourth proportional to 6,387,630.90, 9,581,446.35 and 3,193,250.10 is: 4,789,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387,630.90 : 9,581,446.35 = 3,193,250.10 : x
  2. Step 2: Convert to fraction form
    6,387,630.90/9,581,446.35 = 3,193,250.10/x
  3. Step 3: Cross multiply
    6,387,630.90x = 9,581,446.35 × 3,193,250.10
  4. Step 4: Simplify right side
    6,387,630.90x = 30,595,954,515,282.13
  5. Step 5: Solve for x
    x = 30,595,954,515,282.13/6,387,630.90
  6. Step 6: Final answer
    x = 4,789,875.15

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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.