Home / 8,177,260.20-12,265,890.30-2,791,991.40

Finding the Fourth Proportional to 8,177,260.20, 12,265,890.30 and 2,791,991.40

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Solution

The fourth proportional to 8,177,260.20, 12,265,890.30 and 2,791,991.40 is: 4,187,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177,260.20 : 12,265,890.30 = 2,791,991.40 : x
  2. Step 2: Convert to fraction form
    8,177,260.20/12,265,890.30 = 2,791,991.40/x
  3. Step 3: Cross multiply
    8,177,260.20x = 12,265,890.30 × 2,791,991.40
  4. Step 4: Simplify right side
    8,177,260.20x = 34,246,260,230,943.42
  5. Step 5: Solve for x
    x = 34,246,260,230,943.42/8,177,260.20
  6. Step 6: Final answer
    x = 4,187,987.10

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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.