Home / 28,873,818.30-43,335,221.85-11,846,711.10

Finding the Fourth Proportional to 28,873,818.30, 43,335,221.85 and 11,846,711.10

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Solution

The fourth proportional to 28,873,818.30, 43,335,221.85 and 11,846,711.10 is: 17,780,116.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,873,818.30 : 43,335,221.85 = 11,846,711.10 : x
  2. Step 2: Convert to fraction form
    28,873,818.30/43,335,221.85 = 11,846,711.10/x
  3. Step 3: Cross multiply
    28,873,818.30x = 43,335,221.85 × 11,846,711.10
  4. Step 4: Simplify right side
    28,873,818.30x = 513,379,853,711,357.56
  5. Step 5: Solve for x
    x = 513,379,853,711,357.56/28,873,818.30
  6. Step 6: Final answer
    x = 17,780,116.52

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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.