Home / 67,463,837.82-101,131,108.98-28,548,757.32

Finding the Fourth Proportional to 67,463,837.82, 101,131,108.98 and 28,548,757.32

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Solution

The fourth proportional to 67,463,837.82, 101,131,108.98 and 28,548,757.32 is: 42,795,778.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,463,837.82 : 101,131,108.98 = 28,548,757.32 : x
  2. Step 2: Convert to fraction form
    67,463,837.82/101,131,108.98 = 28,548,757.32/x
  3. Step 3: Cross multiply
    67,463,837.82x = 101,131,108.98 × 28,548,757.32
  4. Step 4: Simplify right side
    67,463,837.82x = 2,887,167,487,772,493
  5. Step 5: Solve for x
    x = 2,887,167,487,772,493/67,463,837.82
  6. Step 6: Final answer
    x = 42,795,778.91

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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.