Home / 5,394,992.40-7,445,002.35-2,947,550.76

Finding the Fourth Proportional to 5,394,992.40, 7,445,002.35 and 2,947,550.76

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Solution

The fourth proportional to 5,394,992.40, 7,445,002.35 and 2,947,550.76 is: 4,067,572.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394,992.40 : 7,445,002.35 = 2,947,550.76 : x
  2. Step 2: Convert to fraction form
    5,394,992.40/7,445,002.35 = 2,947,550.76/x
  3. Step 3: Cross multiply
    5,394,992.40x = 7,445,002.35 × 2,947,550.76
  4. Step 4: Simplify right side
    5,394,992.40x = 21,944,522,334,944.29
  5. Step 5: Solve for x
    x = 21,944,522,334,944.29/5,394,992.40
  6. Step 6: Final answer
    x = 4,067,572.43

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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.