Home / 28,259,591.20-42,408,049.20-16,129,031.20

Finding the Fourth Proportional to 28,259,591.20, 42,408,049.20 and 16,129,031.20

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Solution

The fourth proportional to 28,259,591.20, 42,408,049.20 and 16,129,031.20 is: 24,204,198.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,259,591.20 : 42,408,049.20 = 16,129,031.20 : x
  2. Step 2: Convert to fraction form
    28,259,591.20/42,408,049.20 = 16,129,031.20/x
  3. Step 3: Cross multiply
    28,259,591.20x = 42,408,049.20 × 16,129,031.20
  4. Step 4: Simplify right side
    28,259,591.20x = 684,000,748,677,935
  5. Step 5: Solve for x
    x = 684,000,748,677,935/28,259,591.20
  6. Step 6: Final answer
    x = 24,204,198.28

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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.