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Finding the Third Proportional to 7,868,336 and 11,874,792

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Solution

The third proportional to 7,868,336 and 11,874,792 is: 17,921,284.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868,336 : 11,874,792 = 11,874,792 : x
  2. Step 2: Convert to fraction form
    7,868,336/11,874,792 = 11,874,792/x
  3. Step 3: Cross multiply
    7,868,336x = 11,874,792 × 11,874,792
  4. Step 4: Simplify right side
    7,868,336x = 141,010,685,043,264
  5. Step 5: Solve for x
    x = 141,010,685,043,264/7,868,336
  6. Step 6: Final answer
    x = 17,921,284.12

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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.