Home / 27,181,415.88-37,501,909.38-15,418,745.64

Finding the Fourth Proportional to 27,181,415.88, 37,501,909.38 and 15,418,745.64

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Solution

The fourth proportional to 27,181,415.88, 37,501,909.38 and 15,418,745.64 is: 21,273,078.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181,415.88 : 37,501,909.38 = 15,418,745.64 : x
  2. Step 2: Convert to fraction form
    27,181,415.88/37,501,909.38 = 15,418,745.64/x
  3. Step 3: Cross multiply
    27,181,415.88x = 37,501,909.38 × 15,418,745.64
  4. Step 4: Simplify right side
    27,181,415.88x = 578,232,401,744,550.12
  5. Step 5: Solve for x
    x = 578,232,401,744,550.12/27,181,415.88
  6. Step 6: Final answer
    x = 21,273,078.79

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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.