Home / 16,503,701.20-24,731,932.20-12,151,789.90

Finding the Fourth Proportional to 16,503,701.20, 24,731,932.20 and 12,151,789.90

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Solution

The fourth proportional to 16,503,701.20, 24,731,932.20 and 12,151,789.90 is: 18,210,293.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,503,701.20 : 24,731,932.20 = 12,151,789.90 : x
  2. Step 2: Convert to fraction form
    16,503,701.20/24,731,932.20 = 12,151,789.90/x
  3. Step 3: Cross multiply
    16,503,701.20x = 24,731,932.20 × 12,151,789.90
  4. Step 4: Simplify right side
    16,503,701.20x = 300,537,243,915,444.75
  5. Step 5: Solve for x
    x = 300,537,243,915,444.75/16,503,701.20
  6. Step 6: Final answer
    x = 18,210,293.57

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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.