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Finding the Third Proportional to 5,722,305.75 and 8,641,778.63

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Solution

The third proportional to 5,722,305.75 and 8,641,778.63 is: 13,050,742.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722,305.75 : 8,641,778.63 = 8,641,778.63 : x
  2. Step 2: Convert to fraction form
    5,722,305.75/8,641,778.63 = 8,641,778.63/x
  3. Step 3: Cross multiply
    5,722,305.75x = 8,641,778.63 × 8,641,778.63
  4. Step 4: Simplify right side
    5,722,305.75x = 74,680,337,803,506.89
  5. Step 5: Solve for x
    x = 74,680,337,803,506.89/5,722,305.75
  6. Step 6: Final answer
    x = 13,050,742.32

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.