Home / 23,103,817.92-31,882,057.25-12,647,831.07

Finding the Fourth Proportional to 23,103,817.92, 31,882,057.25 and 12,647,831.07

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Solution

The fourth proportional to 23,103,817.92, 31,882,057.25 and 12,647,831.07 is: 17,453,343.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,103,817.92 : 31,882,057.25 = 12,647,831.07 : x
  2. Step 2: Convert to fraction form
    23,103,817.92/31,882,057.25 = 12,647,831.07/x
  3. Step 3: Cross multiply
    23,103,817.92x = 31,882,057.25 × 12,647,831.07
  4. Step 4: Simplify right side
    23,103,817.92x = 403,238,874,198,829.62
  5. Step 5: Solve for x
    x = 403,238,874,198,829.62/23,103,817.92
  6. Step 6: Final answer
    x = 17,453,343.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.