Home / 5,157,571.66-7,117,031.96-2,982,255.90

Finding the Fourth Proportional to 5,157,571.66, 7,117,031.96 and 2,982,255.90

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Solution

The fourth proportional to 5,157,571.66, 7,117,031.96 and 2,982,255.90 is: 4,115,272.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157,571.66 : 7,117,031.96 = 2,982,255.90 : x
  2. Step 2: Convert to fraction form
    5,157,571.66/7,117,031.96 = 2,982,255.90/x
  3. Step 3: Cross multiply
    5,157,571.66x = 7,117,031.96 × 2,982,255.90
  4. Step 4: Simplify right side
    5,157,571.66x = 21,224,810,553,198.56
  5. Step 5: Solve for x
    x = 21,224,810,553,198.56/5,157,571.66
  6. Step 6: Final answer
    x = 4,115,272.06

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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.