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Finding the Third Proportional to 5,685,312 and 12,328,161

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Solution

The third proportional to 5,685,312 and 12,328,161 is: 26,732,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,685,312 : 12,328,161 = 12,328,161 : x
  2. Step 2: Convert to fraction form
    5,685,312/12,328,161 = 12,328,161/x
  3. Step 3: Cross multiply
    5,685,312x = 12,328,161 × 12,328,161
  4. Step 4: Simplify right side
    5,685,312x = 151,983,553,641,921
  5. Step 5: Solve for x
    x = 151,983,553,641,921/5,685,312
  6. Step 6: Final answer
    x = 26,732,667.20

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.