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Finding the Fourth Proportional to 61,694,661.04, 85,135,355.04 and 35,587,625.68

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Solution

The fourth proportional to 61,694,661.04, 85,135,355.04 and 35,587,625.68 is: 49,109,033.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,694,661.04 : 85,135,355.04 = 35,587,625.68 : x
  2. Step 2: Convert to fraction form
    61,694,661.04/85,135,355.04 = 35,587,625.68/x
  3. Step 3: Cross multiply
    61,694,661.04x = 85,135,355.04 × 35,587,625.68
  4. Step 4: Simplify right side
    61,694,661.04x = 3,029,765,147,297,421.50
  5. Step 5: Solve for x
    x = 3,029,765,147,297,421.50/61,694,661.04
  6. Step 6: Final answer
    x = 49,109,033.04

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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.