Home / 7,150,831.70-10,726,247.55-6,367,010.90

Finding the Fourth Proportional to 7,150,831.70, 10,726,247.55 and 6,367,010.90

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Solution

The fourth proportional to 7,150,831.70, 10,726,247.55 and 6,367,010.90 is: 9,550,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150,831.70 : 10,726,247.55 = 6,367,010.90 : x
  2. Step 2: Convert to fraction form
    7,150,831.70/10,726,247.55 = 6,367,010.90/x
  3. Step 3: Cross multiply
    7,150,831.70x = 10,726,247.55 × 6,367,010.90
  4. Step 4: Simplify right side
    7,150,831.70x = 68,294,135,066,948.30
  5. Step 5: Solve for x
    x = 68,294,135,066,948.30/7,150,831.70
  6. Step 6: Final answer
    x = 9,550,516.35

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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.