Home / 65,109,973.32-89,851,408.52-35,741,805.66

Finding the Fourth Proportional to 65,109,973.32, 89,851,408.52 and 35,741,805.66

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Solution

The fourth proportional to 65,109,973.32, 89,851,408.52 and 35,741,805.66 is: 49,323,497.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,109,973.32 : 89,851,408.52 = 35,741,805.66 : x
  2. Step 2: Convert to fraction form
    65,109,973.32/89,851,408.52 = 35,741,805.66/x
  3. Step 3: Cross multiply
    65,109,973.32x = 89,851,408.52 × 35,741,805.66
  4. Step 4: Simplify right side
    65,109,973.32x = 3,211,451,581,420,399
  5. Step 5: Solve for x
    x = 3,211,451,581,420,399/65,109,973.32
  6. Step 6: Final answer
    x = 49,323,497.12

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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.