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Finding the Third Proportional to 8,791,688 and 18,528,016

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Solution

The third proportional to 8,791,688 and 18,528,016 is: 39,046,810.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791,688 : 18,528,016 = 18,528,016 : x
  2. Step 2: Convert to fraction form
    8,791,688/18,528,016 = 18,528,016/x
  3. Step 3: Cross multiply
    8,791,688x = 18,528,016 × 18,528,016
  4. Step 4: Simplify right side
    8,791,688x = 343,287,376,896,256
  5. Step 5: Solve for x
    x = 343,287,376,896,256/8,791,688
  6. Step 6: Final answer
    x = 39,046,810.68

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.