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Finding the Third Proportional to 5,718,726 and 12,588,909

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Solution

The third proportional to 5,718,726 and 12,588,909 is: 27,712,576.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718,726 : 12,588,909 = 12,588,909 : x
  2. Step 2: Convert to fraction form
    5,718,726/12,588,909 = 12,588,909/x
  3. Step 3: Cross multiply
    5,718,726x = 12,588,909 × 12,588,909
  4. Step 4: Simplify right side
    5,718,726x = 158,480,629,810,281
  5. Step 5: Solve for x
    x = 158,480,629,810,281/5,718,726
  6. Step 6: Final answer
    x = 27,712,576.16

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.