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Finding the Third Proportional to 15,082,805 and 31,975,534

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Solution

The third proportional to 15,082,805 and 31,975,534 is: 67,788,105.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,082,805 : 31,975,534 = 31,975,534 : x
  2. Step 2: Convert to fraction form
    15,082,805/31,975,534 = 31,975,534/x
  3. Step 3: Cross multiply
    15,082,805x = 31,975,534 × 31,975,534
  4. Step 4: Simplify right side
    15,082,805x = 1,022,434,774,585,156
  5. Step 5: Solve for x
    x = 1,022,434,774,585,156/15,082,805
  6. Step 6: Final answer
    x = 67,788,105.37

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.