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Finding the Third Proportional to 7,026,127 and 15,667,780

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Solution

The third proportional to 7,026,127 and 15,667,780 is: 34,938,071.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026,127 : 15,667,780 = 15,667,780 : x
  2. Step 2: Convert to fraction form
    7,026,127/15,667,780 = 15,667,780/x
  3. Step 3: Cross multiply
    7,026,127x = 15,667,780 × 15,667,780
  4. Step 4: Simplify right side
    7,026,127x = 245,479,330,128,400
  5. Step 5: Solve for x
    x = 245,479,330,128,400/7,026,127
  6. Step 6: Final answer
    x = 34,938,071.87

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.