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Finding the Third Proportional to 15,886,608 and 34,292,208

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Solution

The third proportional to 15,886,608 and 34,292,208 is: 74,021,813.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,886,608 : 34,292,208 = 34,292,208 : x
  2. Step 2: Convert to fraction form
    15,886,608/34,292,208 = 34,292,208/x
  3. Step 3: Cross multiply
    15,886,608x = 34,292,208 × 34,292,208
  4. Step 4: Simplify right side
    15,886,608x = 1,175,955,529,515,264
  5. Step 5: Solve for x
    x = 1,175,955,529,515,264/15,886,608
  6. Step 6: Final answer
    x = 74,021,813.18

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.