Home / 8,169,660.60-12,254,490.90-2,186,028.60

Finding the Fourth Proportional to 8,169,660.60, 12,254,490.90 and 2,186,028.60

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Solution

The fourth proportional to 8,169,660.60, 12,254,490.90 and 2,186,028.60 is: 3,279,042.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169,660.60 : 12,254,490.90 = 2,186,028.60 : x
  2. Step 2: Convert to fraction form
    8,169,660.60/12,254,490.90 = 2,186,028.60/x
  3. Step 3: Cross multiply
    8,169,660.60x = 12,254,490.90 × 2,186,028.60
  4. Step 4: Simplify right side
    8,169,660.60x = 26,788,667,585,839.74
  5. Step 5: Solve for x
    x = 26,788,667,585,839.74/8,169,660.60
  6. Step 6: Final answer
    x = 3,279,042.90

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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.