Home / 28,789,596.80-43,156,747.20-16,646,595.20

Finding the Fourth Proportional to 28,789,596.80, 43,156,747.20 and 16,646,595.20

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Solution

The fourth proportional to 28,789,596.80, 43,156,747.20 and 16,646,595.20 is: 24,953,906.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,789,596.80 : 43,156,747.20 = 16,646,595.20 : x
  2. Step 2: Convert to fraction form
    28,789,596.80/43,156,747.20 = 16,646,595.20/x
  3. Step 3: Cross multiply
    28,789,596.80x = 43,156,747.20 × 16,646,595.20
  4. Step 4: Simplify right side
    28,789,596.80x = 718,412,900,787,133.50
  5. Step 5: Solve for x
    x = 718,412,900,787,133.50/28,789,596.80
  6. Step 6: Final answer
    x = 24,953,906.29

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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.