Home / 25,503,977.20-38,255,965.80-10,368,770.80

Finding the Fourth Proportional to 25,503,977.20, 38,255,965.80 and 10,368,770.80

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Solution

The fourth proportional to 25,503,977.20, 38,255,965.80 and 10,368,770.80 is: 15,553,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,503,977.20 : 38,255,965.80 = 10,368,770.80 : x
  2. Step 2: Convert to fraction form
    25,503,977.20/38,255,965.80 = 10,368,770.80/x
  3. Step 3: Cross multiply
    25,503,977.20x = 38,255,965.80 × 10,368,770.80
  4. Step 4: Simplify right side
    25,503,977.20x = 396,667,341,112,838.62
  5. Step 5: Solve for x
    x = 396,667,341,112,838.62/25,503,977.20
  6. Step 6: Final answer
    x = 15,553,156.20

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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.