Home / 5,182,007.52-7,151,179.92-2,890,315.92

Finding the Fourth Proportional to 5,182,007.52, 7,151,179.92 and 2,890,315.92

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Solution

The fourth proportional to 5,182,007.52, 7,151,179.92 and 2,890,315.92 is: 3,988,641.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182,007.52 : 7,151,179.92 = 2,890,315.92 : x
  2. Step 2: Convert to fraction form
    5,182,007.52/7,151,179.92 = 2,890,315.92/x
  3. Step 3: Cross multiply
    5,182,007.52x = 7,151,179.92 × 2,890,315.92
  4. Step 4: Simplify right side
    5,182,007.52x = 20,669,169,169,560.32
  5. Step 5: Solve for x
    x = 20,669,169,169,560.32/5,182,007.52
  6. Step 6: Final answer
    x = 3,988,641.29

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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.