Home / 8,428,197.88-12,642,302.97-2,038,456.38

Finding the Fourth Proportional to 8,428,197.88, 12,642,302.97 and 2,038,456.38

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Solution

The fourth proportional to 8,428,197.88, 12,642,302.97 and 2,038,456.38 is: 3,057,686.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,197.88 : 12,642,302.97 = 2,038,456.38 : x
  2. Step 2: Convert to fraction form
    8,428,197.88/12,642,302.97 = 2,038,456.38/x
  3. Step 3: Cross multiply
    8,428,197.88x = 12,642,302.97 × 2,038,456.38
  4. Step 4: Simplify right side
    8,428,197.88x = 25,770,783,147,089.45
  5. Step 5: Solve for x
    x = 25,770,783,147,089.45/8,428,197.88
  6. Step 6: Final answer
    x = 3,057,686.06

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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.