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Finding the Third Proportional to 11,316,912 and 17,949,324

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Solution

The third proportional to 11,316,912 and 17,949,324 is: 28,468,740.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316,912 : 17,949,324 = 17,949,324 : x
  2. Step 2: Convert to fraction form
    11,316,912/17,949,324 = 17,949,324/x
  3. Step 3: Cross multiply
    11,316,912x = 17,949,324 × 17,949,324
  4. Step 4: Simplify right side
    11,316,912x = 322,178,232,056,976
  5. Step 5: Solve for x
    x = 322,178,232,056,976/11,316,912
  6. Step 6: Final answer
    x = 28,468,740.59

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.