Home / 8,555,425.40-12,833,138.10-3,510,356.60

Finding the Fourth Proportional to 8,555,425.40, 12,833,138.10 and 3,510,356.60

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Solution

The fourth proportional to 8,555,425.40, 12,833,138.10 and 3,510,356.60 is: 5,265,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555,425.40 : 12,833,138.10 = 3,510,356.60 : x
  2. Step 2: Convert to fraction form
    8,555,425.40/12,833,138.10 = 3,510,356.60/x
  3. Step 3: Cross multiply
    8,555,425.40x = 12,833,138.10 × 3,510,356.60
  4. Step 4: Simplify right side
    8,555,425.40x = 45,048,891,028,046.46
  5. Step 5: Solve for x
    x = 45,048,891,028,046.46/8,555,425.40
  6. Step 6: Final answer
    x = 5,265,534.90

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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.