Home / 41,938,391.30-57,825,458.62-28,713,980.93

Finding the Fourth Proportional to 41,938,391.30, 57,825,458.62 and 28,713,980.93

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Solution

The fourth proportional to 41,938,391.30, 57,825,458.62 and 28,713,980.93 is: 39,591,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,938,391.30 : 57,825,458.62 = 28,713,980.93 : x
  2. Step 2: Convert to fraction form
    41,938,391.30/57,825,458.62 = 28,713,980.93/x
  3. Step 3: Cross multiply
    41,938,391.30x = 57,825,458.62 × 28,713,980.93
  4. Step 4: Simplify right side
    41,938,391.30x = 1,660,399,115,722,272
  5. Step 5: Solve for x
    x = 1,660,399,115,722,272/41,938,391.30
  6. Step 6: Final answer
    x = 39,591,387.85

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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.