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Finding the Third Proportional to 7,869,976 and 11,579,916

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Solution

The third proportional to 7,869,976 and 11,579,916 is: 17,038,737.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869,976 : 11,579,916 = 11,579,916 : x
  2. Step 2: Convert to fraction form
    7,869,976/11,579,916 = 11,579,916/x
  3. Step 3: Cross multiply
    7,869,976x = 11,579,916 × 11,579,916
  4. Step 4: Simplify right side
    7,869,976x = 134,094,454,567,056
  5. Step 5: Solve for x
    x = 134,094,454,567,056/7,869,976
  6. Step 6: Final answer
    x = 17,038,737.42

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.