Home / 8,752,932.20-13,118,900.70-4,490,906.60

Finding the Fourth Proportional to 8,752,932.20, 13,118,900.70 and 4,490,906.60

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Solution

The fourth proportional to 8,752,932.20, 13,118,900.70 and 4,490,906.60 is: 6,730,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752,932.20 : 13,118,900.70 = 4,490,906.60 : x
  2. Step 2: Convert to fraction form
    8,752,932.20/13,118,900.70 = 4,490,906.60/x
  3. Step 3: Cross multiply
    8,752,932.20x = 13,118,900.70 × 4,490,906.60
  4. Step 4: Simplify right side
    8,752,932.20x = 58,915,757,738,374.61
  5. Step 5: Solve for x
    x = 58,915,757,738,374.61/8,752,932.20
  6. Step 6: Final answer
    x = 6,730,973.85

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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.