Home / 57,873,538.50-79,864,480.88-31,411,324.51

Finding the Fourth Proportional to 57,873,538.50, 79,864,480.88 and 31,411,324.51

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Solution

The fourth proportional to 57,873,538.50, 79,864,480.88 and 31,411,324.51 is: 43,347,083.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,873,538.50 : 79,864,480.88 = 31,411,324.51 : x
  2. Step 2: Convert to fraction form
    57,873,538.50/79,864,480.88 = 31,411,324.51/x
  3. Step 3: Cross multiply
    57,873,538.50x = 79,864,480.88 × 31,411,324.51
  4. Step 4: Simplify right side
    57,873,538.50x = 2,508,649,125,918,647
  5. Step 5: Solve for x
    x = 2,508,649,125,918,647/57,873,538.50
  6. Step 6: Final answer
    x = 43,347,083.85

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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.