Home / 15,380,746.36-23,084,986.80-8,198,262.52

Finding the Fourth Proportional to 15,380,746.36, 23,084,986.80 and 8,198,262.52

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Solution

The fourth proportional to 15,380,746.36, 23,084,986.80 and 8,198,262.52 is: 12,304,785.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,380,746.36 : 23,084,986.80 = 8,198,262.52 : x
  2. Step 2: Convert to fraction form
    15,380,746.36/23,084,986.80 = 8,198,262.52/x
  3. Step 3: Cross multiply
    15,380,746.36x = 23,084,986.80 × 8,198,262.52
  4. Step 4: Simplify right side
    15,380,746.36x = 189,256,782,057,134.72
  5. Step 5: Solve for x
    x = 189,256,782,057,134.72/15,380,746.36
  6. Step 6: Final answer
    x = 12,304,785.32

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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.