Home / 8,517,617.60-12,776,426.40-5,494,308.80

Finding the Fourth Proportional to 8,517,617.60, 12,776,426.40 and 5,494,308.80

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Solution

The fourth proportional to 8,517,617.60, 12,776,426.40 and 5,494,308.80 is: 8,241,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517,617.60 : 12,776,426.40 = 5,494,308.80 : x
  2. Step 2: Convert to fraction form
    8,517,617.60/12,776,426.40 = 5,494,308.80/x
  3. Step 3: Cross multiply
    8,517,617.60x = 12,776,426.40 × 5,494,308.80
  4. Step 4: Simplify right side
    8,517,617.60x = 70,197,632,002,072.32
  5. Step 5: Solve for x
    x = 70,197,632,002,072.32/8,517,617.60
  6. Step 6: Final answer
    x = 8,241,463.20

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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.