Home / 22,421,692.20-30,941,934.96-12,108,414.39

Finding the Fourth Proportional to 22,421,692.20, 30,941,934.96 and 12,108,414.39

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Solution

The fourth proportional to 22,421,692.20, 30,941,934.96 and 12,108,414.39 is: 16,709,611.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421,692.20 : 30,941,934.96 = 12,108,414.39 : x
  2. Step 2: Convert to fraction form
    22,421,692.20/30,941,934.96 = 12,108,414.39/x
  3. Step 3: Cross multiply
    22,421,692.20x = 30,941,934.96 × 12,108,414.39
  4. Step 4: Simplify right side
    22,421,692.20x = 374,657,770,524,108.12
  5. Step 5: Solve for x
    x = 374,657,770,524,108.12/22,421,692.20
  6. Step 6: Final answer
    x = 16,709,611.71

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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.