Home / 8,192,001.70-12,288,002.55-7,727,515.30

Finding the Fourth Proportional to 8,192,001.70, 12,288,002.55 and 7,727,515.30

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Solution

The fourth proportional to 8,192,001.70, 12,288,002.55 and 7,727,515.30 is: 11,591,272.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192,001.70 : 12,288,002.55 = 7,727,515.30 : x
  2. Step 2: Convert to fraction form
    8,192,001.70/12,288,002.55 = 7,727,515.30/x
  3. Step 3: Cross multiply
    8,192,001.70x = 12,288,002.55 × 7,727,515.30
  4. Step 4: Simplify right side
    8,192,001.70x = 94,955,727,711,564.02
  5. Step 5: Solve for x
    x = 94,955,727,711,564.02/8,192,001.70
  6. Step 6: Final answer
    x = 11,591,272.95

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1.5x scale

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.