Home / 8,753,437.20-13,120,824.60-3,360,003.60

Finding the Fourth Proportional to 8,753,437.20, 13,120,824.60 and 3,360,003.60

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Solution

The fourth proportional to 8,753,437.20, 13,120,824.60 and 3,360,003.60 is: 5,036,423.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753,437.20 : 13,120,824.60 = 3,360,003.60 : x
  2. Step 2: Convert to fraction form
    8,753,437.20/13,120,824.60 = 3,360,003.60/x
  3. Step 3: Cross multiply
    8,753,437.20x = 13,120,824.60 × 3,360,003.60
  4. Step 4: Simplify right side
    8,753,437.20x = 44,086,017,890,968.56
  5. Step 5: Solve for x
    x = 44,086,017,890,968.56/8,753,437.20
  6. Step 6: Final answer
    x = 5,036,423.62

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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.