Home / 65,664,408.90-98,496,613.35-38,454,629.70

Finding the Fourth Proportional to 65,664,408.90, 98,496,613.35 and 38,454,629.70

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Solution

The fourth proportional to 65,664,408.90, 98,496,613.35 and 38,454,629.70 is: 57,681,944.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,664,408.90 : 98,496,613.35 = 38,454,629.70 : x
  2. Step 2: Convert to fraction form
    65,664,408.90/98,496,613.35 = 38,454,629.70/x
  3. Step 3: Cross multiply
    65,664,408.90x = 98,496,613.35 × 38,454,629.70
  4. Step 4: Simplify right side
    65,664,408.90x = 3,787,650,793,078,326.50
  5. Step 5: Solve for x
    x = 3,787,650,793,078,326.50/65,664,408.90
  6. Step 6: Final answer
    x = 57,681,944.55

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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.