Home / 25,659,002.80-35,409,421.92-15,345,725.59

Finding the Fourth Proportional to 25,659,002.80, 35,409,421.92 and 15,345,725.59

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Solution

The fourth proportional to 25,659,002.80, 35,409,421.92 and 15,345,725.59 is: 21,177,100.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,659,002.80 : 35,409,421.92 = 15,345,725.59 : x
  2. Step 2: Convert to fraction form
    25,659,002.80/35,409,421.92 = 15,345,725.59/x
  3. Step 3: Cross multiply
    25,659,002.80x = 35,409,421.92 × 15,345,725.59
  4. Step 4: Simplify right side
    25,659,002.80x = 543,383,272,084,850.94
  5. Step 5: Solve for x
    x = 543,383,272,084,850.94/25,659,002.80
  6. Step 6: Final answer
    x = 21,177,100.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.