Home / 8,527,998.60-12,791,997.90-3,476,555.40

Finding the Fourth Proportional to 8,527,998.60, 12,791,997.90 and 3,476,555.40

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Solution

The fourth proportional to 8,527,998.60, 12,791,997.90 and 3,476,555.40 is: 5,214,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527,998.60 : 12,791,997.90 = 3,476,555.40 : x
  2. Step 2: Convert to fraction form
    8,527,998.60/12,791,997.90 = 3,476,555.40/x
  3. Step 3: Cross multiply
    8,527,998.60x = 12,791,997.90 × 3,476,555.40
  4. Step 4: Simplify right side
    8,527,998.60x = 44,472,089,376,033.66
  5. Step 5: Solve for x
    x = 44,472,089,376,033.66/8,527,998.60
  6. Step 6: Final answer
    x = 5,214,833.10

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Similar ratio
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1.5x scale

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.