Home / 16,185,947.10-24,278,920.65-8,123,790.30

Finding the Fourth Proportional to 16,185,947.10, 24,278,920.65 and 8,123,790.30

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Solution

The fourth proportional to 16,185,947.10, 24,278,920.65 and 8,123,790.30 is: 12,185,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,185,947.10 : 24,278,920.65 = 8,123,790.30 : x
  2. Step 2: Convert to fraction form
    16,185,947.10/24,278,920.65 = 8,123,790.30/x
  3. Step 3: Cross multiply
    16,185,947.10x = 24,278,920.65 × 8,123,790.30
  4. Step 4: Simplify right side
    16,185,947.10x = 197,236,860,070,939.69
  5. Step 5: Solve for x
    x = 197,236,860,070,939.69/16,185,947.10
  6. Step 6: Final answer
    x = 12,185,685.45

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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.