Home / 25,419,838.47-38,130,023.78-10,070,863.75

Finding the Fourth Proportional to 25,419,838.47, 38,130,023.78 and 10,070,863.75

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Solution

The fourth proportional to 25,419,838.47, 38,130,023.78 and 10,070,863.75 is: 15,106,401.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,419,838.47 : 38,130,023.78 = 10,070,863.75 : x
  2. Step 2: Convert to fraction form
    25,419,838.47/38,130,023.78 = 10,070,863.75/x
  3. Step 3: Cross multiply
    25,419,838.47x = 38,130,023.78 × 10,070,863.75
  4. Step 4: Simplify right side
    25,419,838.47x = 384,002,274,297,817.12
  5. Step 5: Solve for x
    x = 384,002,274,297,817.12/25,419,838.47
  6. Step 6: Final answer
    x = 15,106,401.04

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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.