Home / 12,321,452.48-18,444,344.10-7,751,102

Finding the Fourth Proportional to 12,321,452.48, 18,444,344.10 and 7,751,102

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Solution

The fourth proportional to 12,321,452.48, 18,444,344.10 and 7,751,102 is: 11,602,852.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,321,452.48 : 18,444,344.10 = 7,751,102 : x
  2. Step 2: Convert to fraction form
    12,321,452.48/18,444,344.10 = 7,751,102/x
  3. Step 3: Cross multiply
    12,321,452.48x = 18,444,344.10 × 7,751,102
  4. Step 4: Simplify right side
    12,321,452.48x = 142,963,992,442,198.22
  5. Step 5: Solve for x
    x = 142,963,992,442,198.22/12,321,452.48
  6. Step 6: Final answer
    x = 11,602,852.23

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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.