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Finding the Third Proportional to 12,656,240 and 26,209,708

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Solution

The third proportional to 12,656,240 and 26,209,708 is: 54,277,478.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,656,240 : 26,209,708 = 26,209,708 : x
  2. Step 2: Convert to fraction form
    12,656,240/26,209,708 = 26,209,708/x
  3. Step 3: Cross multiply
    12,656,240x = 26,209,708 × 26,209,708
  4. Step 4: Simplify right side
    12,656,240x = 686,948,793,445,264
  5. Step 5: Solve for x
    x = 686,948,793,445,264/12,656,240
  6. Step 6: Final answer
    x = 54,277,478.42

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.