Home / 5,433,943.71-7,498,919.79-2,986,780.89

Finding the Fourth Proportional to 5,433,943.71, 7,498,919.79 and 2,986,780.89

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Solution

The fourth proportional to 5,433,943.71, 7,498,919.79 and 2,986,780.89 is: 4,121,800.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,943.71 : 7,498,919.79 = 2,986,780.89 : x
  2. Step 2: Convert to fraction form
    5,433,943.71/7,498,919.79 = 2,986,780.89/x
  3. Step 3: Cross multiply
    5,433,943.71x = 7,498,919.79 × 2,986,780.89
  4. Step 4: Simplify right side
    5,433,943.71x = 22,397,630,324,414.81
  5. Step 5: Solve for x
    x = 22,397,630,324,414.81/5,433,943.71
  6. Step 6: Final answer
    x = 4,121,800.21

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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.