Home / 6,909,277.20-10,363,915.80-3,313,193.10

Finding the Fourth Proportional to 6,909,277.20, 10,363,915.80 and 3,313,193.10

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Solution

The fourth proportional to 6,909,277.20, 10,363,915.80 and 3,313,193.10 is: 4,969,789.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,277.20 : 10,363,915.80 = 3,313,193.10 : x
  2. Step 2: Convert to fraction form
    6,909,277.20/10,363,915.80 = 3,313,193.10/x
  3. Step 3: Cross multiply
    6,909,277.20x = 10,363,915.80 × 3,313,193.10
  4. Step 4: Simplify right side
    6,909,277.20x = 34,337,654,317,540.98
  5. Step 5: Solve for x
    x = 34,337,654,317,540.98/6,909,277.20
  6. Step 6: Final answer
    x = 4,969,789.65

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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.