Home / 40,018,841.28-55,245,044.16-26,810,760.96

Finding the Fourth Proportional to 40,018,841.28, 55,245,044.16 and 26,810,760.96

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Solution

The fourth proportional to 40,018,841.28, 55,245,044.16 and 26,810,760.96 is: 37,011,608.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,018,841.28 : 55,245,044.16 = 26,810,760.96 : x
  2. Step 2: Convert to fraction form
    40,018,841.28/55,245,044.16 = 26,810,760.96/x
  3. Step 3: Cross multiply
    40,018,841.28x = 55,245,044.16 × 26,810,760.96
  4. Step 4: Simplify right side
    40,018,841.28x = 1,481,161,673,198,404
  5. Step 5: Solve for x
    x = 1,481,161,673,198,404/40,018,841.28
  6. Step 6: Final answer
    x = 37,011,608.18

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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.