Home / 8,428,202.88-12,642,310.47-2,038,461.39

Finding the Fourth Proportional to 8,428,202.88, 12,642,310.47 and 2,038,461.39

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Solution

The fourth proportional to 8,428,202.88, 12,642,310.47 and 2,038,461.39 is: 3,057,693.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,202.88 : 12,642,310.47 = 2,038,461.39 : x
  2. Step 2: Convert to fraction form
    8,428,202.88/12,642,310.47 = 2,038,461.39/x
  3. Step 3: Cross multiply
    8,428,202.88x = 12,642,310.47 × 2,038,461.39
  4. Step 4: Simplify right side
    8,428,202.88x = 25,770,861,773,487.75
  5. Step 5: Solve for x
    x = 25,770,861,773,487.75/8,428,202.88
  6. Step 6: Final answer
    x = 3,057,693.57

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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.