Home / 27,060,990-40,597,455.48-7,893,247.20

Finding the Fourth Proportional to 27,060,990, 40,597,455.48 and 7,893,247.20

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Solution

The fourth proportional to 27,060,990, 40,597,455.48 and 7,893,247.20 is: 11,841,612.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,060,990 : 40,597,455.48 = 7,893,247.20 : x
  2. Step 2: Convert to fraction form
    27,060,990/40,597,455.48 = 7,893,247.20/x
  3. Step 3: Cross multiply
    27,060,990x = 40,597,455.48 × 7,893,247.20
  4. Step 4: Simplify right side
    27,060,990x = 320,445,751,794,634.62
  5. Step 5: Solve for x
    x = 320,445,751,794,634.62/27,060,990
  6. Step 6: Final answer
    x = 11,841,612.29

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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.