Home / 4,451,909.40-6,669,990.90-3,774,814.20

Finding the Fourth Proportional to 4,451,909.40, 6,669,990.90 and 3,774,814.20

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Solution

The fourth proportional to 4,451,909.40, 6,669,990.90 and 3,774,814.20 is: 5,655,545.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451,909.40 : 6,669,990.90 = 3,774,814.20 : x
  2. Step 2: Convert to fraction form
    4,451,909.40/6,669,990.90 = 3,774,814.20/x
  3. Step 3: Cross multiply
    4,451,909.40x = 6,669,990.90 × 3,774,814.20
  4. Step 4: Simplify right side
    4,451,909.40x = 25,177,976,363,190.78
  5. Step 5: Solve for x
    x = 25,177,976,363,190.78/4,451,909.40
  6. Step 6: Final answer
    x = 5,655,545.54

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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.