Home / 7,672,562.40-11,493,637.20-6,727,000.80

Finding the Fourth Proportional to 7,672,562.40, 11,493,637.20 and 6,727,000.80

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Solution

The fourth proportional to 7,672,562.40, 11,493,637.20 and 6,727,000.80 is: 10,077,168.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672,562.40 : 11,493,637.20 = 6,727,000.80 : x
  2. Step 2: Convert to fraction form
    7,672,562.40/11,493,637.20 = 6,727,000.80/x
  3. Step 3: Cross multiply
    7,672,562.40x = 11,493,637.20 × 6,727,000.80
  4. Step 4: Simplify right side
    7,672,562.40x = 77,317,706,639,309.75
  5. Step 5: Solve for x
    x = 77,317,706,639,309.75/7,672,562.40
  6. Step 6: Final answer
    x = 10,077,168.83

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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.