Home / 25,477,321.80-35,161,608.42-15,164,077.80

Finding the Fourth Proportional to 25,477,321.80, 35,161,608.42 and 15,164,077.80

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Solution

The fourth proportional to 25,477,321.80, 35,161,608.42 and 15,164,077.80 is: 20,928,156.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,477,321.80 : 35,161,608.42 = 15,164,077.80 : x
  2. Step 2: Convert to fraction form
    25,477,321.80/35,161,608.42 = 15,164,077.80/x
  3. Step 3: Cross multiply
    25,477,321.80x = 35,161,608.42 × 15,164,077.80
  4. Step 4: Simplify right side
    25,477,321.80x = 533,193,365,654,015.12
  5. Step 5: Solve for x
    x = 533,193,365,654,015.12/25,477,321.80
  6. Step 6: Final answer
    x = 20,928,156.02

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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.