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Finding the Third Proportional to 3,943,769.69 and 5,899,890.35

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Solution

The third proportional to 3,943,769.69 and 5,899,890.35 is: 8,826,252.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,769.69 : 5,899,890.35 = 5,899,890.35 : x
  2. Step 2: Convert to fraction form
    3,943,769.69/5,899,890.35 = 5,899,890.35/x
  3. Step 3: Cross multiply
    3,943,769.69x = 5,899,890.35 × 5,899,890.35
  4. Step 4: Simplify right side
    3,943,769.69x = 34,808,706,138,853.70
  5. Step 5: Solve for x
    x = 34,808,706,138,853.70/3,943,769.69
  6. Step 6: Final answer
    x = 8,826,252.27

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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.