Home / 8,929,399.20-13,394,098.80-4,670,872.80

Finding the Fourth Proportional to 8,929,399.20, 13,394,098.80 and 4,670,872.80

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Solution

The fourth proportional to 8,929,399.20, 13,394,098.80 and 4,670,872.80 is: 7,006,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,929,399.20 : 13,394,098.80 = 4,670,872.80 : x
  2. Step 2: Convert to fraction form
    8,929,399.20/13,394,098.80 = 4,670,872.80/x
  3. Step 3: Cross multiply
    8,929,399.20x = 13,394,098.80 × 4,670,872.80
  4. Step 4: Simplify right side
    8,929,399.20x = 62,562,131,765,432.64
  5. Step 5: Solve for x
    x = 62,562,131,765,432.64/8,929,399.20
  6. Step 6: Final answer
    x = 7,006,309.20

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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.