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Finding the Third Proportional to 15,916,468 and 34,101,939

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Solution

The third proportional to 15,916,468 and 34,101,939 is: 73,065,346.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,916,468 : 34,101,939 = 34,101,939 : x
  2. Step 2: Convert to fraction form
    15,916,468/34,101,939 = 34,101,939/x
  3. Step 3: Cross multiply
    15,916,468x = 34,101,939 × 34,101,939
  4. Step 4: Simplify right side
    15,916,468x = 1,162,942,243,559,721
  5. Step 5: Solve for x
    x = 1,162,942,243,559,721/15,916,468
  6. Step 6: Final answer
    x = 73,065,346.13

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.