Home / 38,557,066.65-57,845,172.55-19,135,407.88

Finding the Fourth Proportional to 38,557,066.65, 57,845,172.55 and 19,135,407.88

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Solution

The fourth proportional to 38,557,066.65, 57,845,172.55 and 19,135,407.88 is: 28,707,862.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,557,066.65 : 57,845,172.55 = 19,135,407.88 : x
  2. Step 2: Convert to fraction form
    38,557,066.65/57,845,172.55 = 19,135,407.88/x
  3. Step 3: Cross multiply
    38,557,066.65x = 57,845,172.55 × 19,135,407.88
  4. Step 4: Simplify right side
    38,557,066.65x = 1,106,890,970,633,229.62
  5. Step 5: Solve for x
    x = 1,106,890,970,633,229.62/38,557,066.65
  6. Step 6: Final answer
    x = 28,707,862.57

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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.