Home / 75,918,275.12-113,853,859.92-27,389,820.32

Finding the Fourth Proportional to 75,918,275.12, 113,853,859.92 and 27,389,820.32

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Solution

The fourth proportional to 75,918,275.12, 113,853,859.92 and 27,389,820.32 is: 41,076,233.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,918,275.12 : 113,853,859.92 = 27,389,820.32 : x
  2. Step 2: Convert to fraction form
    75,918,275.12/113,853,859.92 = 27,389,820.32/x
  3. Step 3: Cross multiply
    75,918,275.12x = 113,853,859.92 × 27,389,820.32
  4. Step 4: Simplify right side
    75,918,275.12x = 3,118,436,765,947,249.50
  5. Step 5: Solve for x
    x = 3,118,436,765,947,249.50/75,918,275.12
  6. Step 6: Final answer
    x = 41,076,233.11

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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.