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Finding the Third Proportional to 21,417,474 and 32,628,135

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Solution

The third proportional to 21,417,474 and 32,628,135 is: 49,706,851.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,417,474 : 32,628,135 = 32,628,135 : x
  2. Step 2: Convert to fraction form
    21,417,474/32,628,135 = 32,628,135/x
  3. Step 3: Cross multiply
    21,417,474x = 32,628,135 × 32,628,135
  4. Step 4: Simplify right side
    21,417,474x = 1,064,595,193,578,225
  5. Step 5: Solve for x
    x = 1,064,595,193,578,225/21,417,474
  6. Step 6: Final answer
    x = 49,706,851.22

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.