Home / 42,522,755.75-63,793,435.97-13,771,797.65

Finding the Fourth Proportional to 42,522,755.75, 63,793,435.97 and 13,771,797.65

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Solution

The fourth proportional to 42,522,755.75, 63,793,435.97 and 13,771,797.65 is: 20,660,709.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,522,755.75 : 63,793,435.97 = 13,771,797.65 : x
  2. Step 2: Convert to fraction form
    42,522,755.75/63,793,435.97 = 13,771,797.65/x
  3. Step 3: Cross multiply
    42,522,755.75x = 63,793,435.97 × 13,771,797.65
  4. Step 4: Simplify right side
    42,522,755.75x = 878,550,291,577,071.50
  5. Step 5: Solve for x
    x = 878,550,291,577,071.50/42,522,755.75
  6. Step 6: Final answer
    x = 20,660,709.22

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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.