Home / 31,458,314.22-43,413,820.52-17,519,669.28

Finding the Fourth Proportional to 31,458,314.22, 43,413,820.52 and 17,519,669.28

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Solution

The fourth proportional to 31,458,314.22, 43,413,820.52 and 17,519,669.28 is: 24,177,893.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,458,314.22 : 43,413,820.52 = 17,519,669.28 : x
  2. Step 2: Convert to fraction form
    31,458,314.22/43,413,820.52 = 17,519,669.28/x
  3. Step 3: Cross multiply
    31,458,314.22x = 43,413,820.52 × 17,519,669.28
  4. Step 4: Simplify right side
    31,458,314.22x = 760,595,777,490,298.75
  5. Step 5: Solve for x
    x = 760,595,777,490,298.75/31,458,314.22
  6. Step 6: Final answer
    x = 24,177,893.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.