Home / 45,969,165.20-68,948,218.20-19,040,013.20

Finding the Fourth Proportional to 45,969,165.20, 68,948,218.20 and 19,040,013.20

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Solution

The fourth proportional to 45,969,165.20, 68,948,218.20 and 19,040,013.20 is: 28,557,729.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,969,165.20 : 68,948,218.20 = 19,040,013.20 : x
  2. Step 2: Convert to fraction form
    45,969,165.20/68,948,218.20 = 19,040,013.20/x
  3. Step 3: Cross multiply
    45,969,165.20x = 68,948,218.20 × 19,040,013.20
  4. Step 4: Simplify right side
    45,969,165.20x = 1,312,774,984,644,480.25
  5. Step 5: Solve for x
    x = 1,312,774,984,644,480.25/45,969,165.20
  6. Step 6: Final answer
    x = 28,557,729.49

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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.