Home / 61,159,072.80-91,738,609.20-58,324,720.80

Finding the Fourth Proportional to 61,159,072.80, 91,738,609.20 and 58,324,720.80

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Solution

The fourth proportional to 61,159,072.80, 91,738,609.20 and 58,324,720.80 is: 87,487,081.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,159,072.80 : 91,738,609.20 = 58,324,720.80 : x
  2. Step 2: Convert to fraction form
    61,159,072.80/91,738,609.20 = 58,324,720.80/x
  3. Step 3: Cross multiply
    61,159,072.80x = 91,738,609.20 × 58,324,720.80
  4. Step 4: Simplify right side
    61,159,072.80x = 5,350,628,768,170,311
  5. Step 5: Solve for x
    x = 5,350,628,768,170,311/61,159,072.80
  6. Step 6: Final answer
    x = 87,487,081.20

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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.