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Finding the Third Proportional to 15,988,106 and 35,164,128

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Solution

The third proportional to 15,988,106 and 35,164,128 is: 77,339,736.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988,106 : 35,164,128 = 35,164,128 : x
  2. Step 2: Convert to fraction form
    15,988,106/35,164,128 = 35,164,128/x
  3. Step 3: Cross multiply
    15,988,106x = 35,164,128 × 35,164,128
  4. Step 4: Simplify right side
    15,988,106x = 1,236,515,898,000,384
  5. Step 5: Solve for x
    x = 1,236,515,898,000,384/15,988,106
  6. Step 6: Final answer
    x = 77,339,736.05

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.