Home / 7,766,527.39-11,649,790.76-7,378,170.66

Finding the Fourth Proportional to 7,766,527.39, 11,649,790.76 and 7,378,170.66

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Solution

The fourth proportional to 7,766,527.39, 11,649,790.76 and 7,378,170.66 is: 11,067,255.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766,527.39 : 11,649,790.76 = 7,378,170.66 : x
  2. Step 2: Convert to fraction form
    7,766,527.39/11,649,790.76 = 7,378,170.66/x
  3. Step 3: Cross multiply
    7,766,527.39x = 11,649,790.76 × 7,378,170.66
  4. Step 4: Simplify right side
    7,766,527.39x = 85,954,144,343,680.25
  5. Step 5: Solve for x
    x = 85,954,144,343,680.25/7,766,527.39
  6. Step 6: Final answer
    x = 11,067,255.68

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Double scale
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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.