Home / 8,448,125.20-12,669,077.40-2,768,534.80

Finding the Fourth Proportional to 8,448,125.20, 12,669,077.40 and 2,768,534.80

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Solution

The fourth proportional to 8,448,125.20, 12,669,077.40 and 2,768,534.80 is: 4,151,782.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,125.20 : 12,669,077.40 = 2,768,534.80 : x
  2. Step 2: Convert to fraction form
    8,448,125.20/12,669,077.40 = 2,768,534.80/x
  3. Step 3: Cross multiply
    8,448,125.20x = 12,669,077.40 × 2,768,534.80
  4. Step 4: Simplify right side
    8,448,125.20x = 35,074,781,665,793.52
  5. Step 5: Solve for x
    x = 35,074,781,665,793.52/8,448,125.20
  6. Step 6: Final answer
    x = 4,151,782.89

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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.