Home / 27,258,121.20-40,887,181.80-25,578,505.20

Finding the Fourth Proportional to 27,258,121.20, 40,887,181.80 and 25,578,505.20

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Solution

The fourth proportional to 27,258,121.20, 40,887,181.80 and 25,578,505.20 is: 38,367,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,258,121.20 : 40,887,181.80 = 25,578,505.20 : x
  2. Step 2: Convert to fraction form
    27,258,121.20/40,887,181.80 = 25,578,505.20/x
  3. Step 3: Cross multiply
    27,258,121.20x = 40,887,181.80 × 25,578,505.20
  4. Step 4: Simplify right side
    27,258,121.20x = 1,045,832,992,284,645.25
  5. Step 5: Solve for x
    x = 1,045,832,992,284,645.25/27,258,121.20
  6. Step 6: Final answer
    x = 38,367,757.80

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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.