Home / 8,399,018.40-12,598,527.60-5,711,632.80

Finding the Fourth Proportional to 8,399,018.40, 12,598,527.60 and 5,711,632.80

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Solution

The fourth proportional to 8,399,018.40, 12,598,527.60 and 5,711,632.80 is: 8,567,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399,018.40 : 12,598,527.60 = 5,711,632.80 : x
  2. Step 2: Convert to fraction form
    8,399,018.40/12,598,527.60 = 5,711,632.80/x
  3. Step 3: Cross multiply
    8,399,018.40x = 12,598,527.60 × 5,711,632.80
  4. Step 4: Simplify right side
    8,399,018.40x = 71,958,163,471,865.28
  5. Step 5: Solve for x
    x = 71,958,163,471,865.28/8,399,018.40
  6. Step 6: Final answer
    x = 8,567,449.20

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Similar ratio
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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.