Home / 25,536,698.40-38,305,047.60-15,981,549.60

Finding the Fourth Proportional to 25,536,698.40, 38,305,047.60 and 15,981,549.60

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Solution

The fourth proportional to 25,536,698.40, 38,305,047.60 and 15,981,549.60 is: 23,972,324.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,536,698.40 : 38,305,047.60 = 15,981,549.60 : x
  2. Step 2: Convert to fraction form
    25,536,698.40/38,305,047.60 = 15,981,549.60/x
  3. Step 3: Cross multiply
    25,536,698.40x = 38,305,047.60 × 15,981,549.60
  4. Step 4: Simplify right side
    25,536,698.40x = 612,174,018,149,761
  5. Step 5: Solve for x
    x = 612,174,018,149,761/25,536,698.40
  6. Step 6: Final answer
    x = 23,972,324.40

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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.