Home / 25,578,061.20-38,367,091.80-19,867,366.80

Finding the Fourth Proportional to 25,578,061.20, 38,367,091.80 and 19,867,366.80

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Solution

The fourth proportional to 25,578,061.20, 38,367,091.80 and 19,867,366.80 is: 29,801,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,578,061.20 : 38,367,091.80 = 19,867,366.80 : x
  2. Step 2: Convert to fraction form
    25,578,061.20/38,367,091.80 = 19,867,366.80/x
  3. Step 3: Cross multiply
    25,578,061.20x = 38,367,091.80 × 19,867,366.80
  4. Step 4: Simplify right side
    25,578,061.20x = 762,253,085,839,872.25
  5. Step 5: Solve for x
    x = 762,253,085,839,872.25/25,578,061.20
  6. Step 6: Final answer
    x = 29,801,050.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.