Home / 25,840,153.17-35,648,207.43-15,380,304.03

Finding the Fourth Proportional to 25,840,153.17, 35,648,207.43 and 15,380,304.03

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Solution

The fourth proportional to 25,840,153.17, 35,648,207.43 and 15,380,304.03 is: 21,218,150.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,840,153.17 : 35,648,207.43 = 15,380,304.03 : x
  2. Step 2: Convert to fraction form
    25,840,153.17/35,648,207.43 = 15,380,304.03/x
  3. Step 3: Cross multiply
    25,840,153.17x = 35,648,207.43 × 15,380,304.03
  4. Step 4: Simplify right side
    25,840,153.17x = 548,280,268,397,904.94
  5. Step 5: Solve for x
    x = 548,280,268,397,904.94/25,840,153.17
  6. Step 6: Final answer
    x = 21,218,150.87

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1.5x scale

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.