Home / 41,286,033.40-61,888,143.79-19,387,211.62

Finding the Fourth Proportional to 41,286,033.40, 61,888,143.79 and 19,387,211.62

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Solution

The fourth proportional to 41,286,033.40, 61,888,143.79 and 19,387,211.62 is: 29,061,608.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,286,033.40 : 61,888,143.79 = 19,387,211.62 : x
  2. Step 2: Convert to fraction form
    41,286,033.40/61,888,143.79 = 19,387,211.62/x
  3. Step 3: Cross multiply
    41,286,033.40x = 61,888,143.79 × 19,387,211.62
  4. Step 4: Simplify right side
    41,286,033.40x = 1,199,838,540,425,719
  5. Step 5: Solve for x
    x = 1,199,838,540,425,719/41,286,033.40
  6. Step 6: Final answer
    x = 29,061,608.53

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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.