Home / 8,986,787.80-13,480,181.70-6,861,023.80

Finding the Fourth Proportional to 8,986,787.80, 13,480,181.70 and 6,861,023.80

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Solution

The fourth proportional to 8,986,787.80, 13,480,181.70 and 6,861,023.80 is: 10,291,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,787.80 : 13,480,181.70 = 6,861,023.80 : x
  2. Step 2: Convert to fraction form
    8,986,787.80/13,480,181.70 = 6,861,023.80/x
  3. Step 3: Cross multiply
    8,986,787.80x = 13,480,181.70 × 6,861,023.80
  4. Step 4: Simplify right side
    8,986,787.80x = 92,487,847,472,024.45
  5. Step 5: Solve for x
    x = 92,487,847,472,024.45/8,986,787.80
  6. Step 6: Final answer
    x = 10,291,535.70

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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.