Home / 14,283,139.10-21,424,708.65-12,228,233.90

Finding the Fourth Proportional to 14,283,139.10, 21,424,708.65 and 12,228,233.90

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Solution

The fourth proportional to 14,283,139.10, 21,424,708.65 and 12,228,233.90 is: 18,342,350.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,283,139.10 : 21,424,708.65 = 12,228,233.90 : x
  2. Step 2: Convert to fraction form
    14,283,139.10/21,424,708.65 = 12,228,233.90/x
  3. Step 3: Cross multiply
    14,283,139.10x = 21,424,708.65 × 12,228,233.90
  4. Step 4: Simplify right side
    14,283,139.10x = 261,986,348,611,553.22
  5. Step 5: Solve for x
    x = 261,986,348,611,553.22/14,283,139.10
  6. Step 6: Final answer
    x = 18,342,350.85

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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.