Home / 9,968,564.80-14,930,728.80-3,981,851.20

Finding the Fourth Proportional to 9,968,564.80, 14,930,728.80 and 3,981,851.20

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Solution

The fourth proportional to 9,968,564.80, 14,930,728.80 and 3,981,851.20 is: 5,963,941.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,564.80 : 14,930,728.80 = 3,981,851.20 : x
  2. Step 2: Convert to fraction form
    9,968,564.80/14,930,728.80 = 3,981,851.20/x
  3. Step 3: Cross multiply
    9,968,564.80x = 14,930,728.80 × 3,981,851.20
  4. Step 4: Simplify right side
    9,968,564.80x = 59,451,940,389,154.56
  5. Step 5: Solve for x
    x = 59,451,940,389,154.56/9,968,564.80
  6. Step 6: Final answer
    x = 5,963,941.81

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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.