Home / 12,354,791.57-18,532,577.37-4,268,227.85

Finding the Fourth Proportional to 12,354,791.57, 18,532,577.37 and 4,268,227.85

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Solution

The fourth proportional to 12,354,791.57, 18,532,577.37 and 4,268,227.85 is: 6,402,476.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354,791.57 : 18,532,577.37 = 4,268,227.85 : x
  2. Step 2: Convert to fraction form
    12,354,791.57/18,532,577.37 = 4,268,227.85/x
  3. Step 3: Cross multiply
    12,354,791.57x = 18,532,577.37 × 4,268,227.85
  4. Step 4: Simplify right side
    12,354,791.57x = 79,101,262,862,913.75
  5. Step 5: Solve for x
    x = 79,101,262,862,913.75/12,354,791.57
  6. Step 6: Final answer
    x = 6,402,476.51

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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.