Home / 5,394,026.88-7,443,734.40-2,979,578.88

Finding the Fourth Proportional to 5,394,026.88, 7,443,734.40 and 2,979,578.88

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Solution

The fourth proportional to 5,394,026.88, 7,443,734.40 and 2,979,578.88 is: 4,111,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394,026.88 : 7,443,734.40 = 2,979,578.88 : x
  2. Step 2: Convert to fraction form
    5,394,026.88/7,443,734.40 = 2,979,578.88/x
  3. Step 3: Cross multiply
    5,394,026.88x = 7,443,734.40 × 2,979,578.88
  4. Step 4: Simplify right side
    5,394,026.88x = 22,179,193,806,569.47
  5. Step 5: Solve for x
    x = 22,179,193,806,569.47/5,394,026.88
  6. Step 6: Final answer
    x = 4,111,806.32

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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.