Home / 7,147,151.60-10,722,831.68-2,598,128.73

Finding the Fourth Proportional to 7,147,151.60, 10,722,831.68 and 2,598,128.73

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Solution

The fourth proportional to 7,147,151.60, 10,722,831.68 and 2,598,128.73 is: 3,897,958.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,147,151.60 : 10,722,831.68 = 2,598,128.73 : x
  2. Step 2: Convert to fraction form
    7,147,151.60/10,722,831.68 = 2,598,128.73/x
  3. Step 3: Cross multiply
    7,147,151.60x = 10,722,831.68 × 2,598,128.73
  4. Step 4: Simplify right side
    7,147,151.60x = 27,859,297,001,148.01
  5. Step 5: Solve for x
    x = 27,859,297,001,148.01/7,147,151.60
  6. Step 6: Final answer
    x = 3,897,958.03

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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.