Home / 8,283,489.30-12,426,084.18-3,170,220.39

Finding the Fourth Proportional to 8,283,489.30, 12,426,084.18 and 3,170,220.39

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Solution

The fourth proportional to 8,283,489.30, 12,426,084.18 and 3,170,220.39 is: 4,755,655.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283,489.30 : 12,426,084.18 = 3,170,220.39 : x
  2. Step 2: Convert to fraction form
    8,283,489.30/12,426,084.18 = 3,170,220.39/x
  3. Step 3: Cross multiply
    8,283,489.30x = 12,426,084.18 × 3,170,220.39
  4. Step 4: Simplify right side
    8,283,489.30x = 39,393,425,435,292.43
  5. Step 5: Solve for x
    x = 39,393,425,435,292.43/8,283,489.30
  6. Step 6: Final answer
    x = 4,755,655.98

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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.