Home / 13,542,741.76-20,314,424.36-3,307,686.52

Finding the Fourth Proportional to 13,542,741.76, 20,314,424.36 and 3,307,686.52

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Solution

The fourth proportional to 13,542,741.76, 20,314,424.36 and 3,307,686.52 is: 4,961,605.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542,741.76 : 20,314,424.36 = 3,307,686.52 : x
  2. Step 2: Convert to fraction form
    13,542,741.76/20,314,424.36 = 3,307,686.52/x
  3. Step 3: Cross multiply
    13,542,741.76x = 20,314,424.36 × 3,307,686.52
  4. Step 4: Simplify right side
    13,542,741.76x = 67,193,747,617,131.62
  5. Step 5: Solve for x
    x = 67,193,747,617,131.62/13,542,741.76
  6. Step 6: Final answer
    x = 4,961,605.91

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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.