Home / 61,240,743.20-91,861,114.80-40,833,408.80

Finding the Fourth Proportional to 61,240,743.20, 91,861,114.80 and 40,833,408.80

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Solution

The fourth proportional to 61,240,743.20, 91,861,114.80 and 40,833,408.80 is: 61,250,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,240,743.20 : 91,861,114.80 = 40,833,408.80 : x
  2. Step 2: Convert to fraction form
    61,240,743.20/91,861,114.80 = 40,833,408.80/x
  3. Step 3: Cross multiply
    61,240,743.20x = 91,861,114.80 × 40,833,408.80
  4. Step 4: Simplify right side
    61,240,743.20x = 3,751,002,453,452,130
  5. Step 5: Solve for x
    x = 3,751,002,453,452,130/61,240,743.20
  6. Step 6: Final answer
    x = 61,250,113.20

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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.