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Finding the Third Proportional to 15,982,815 and 34,523,178

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Solution

The third proportional to 15,982,815 and 34,523,178 is: 74,570,707.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,982,815 : 34,523,178 = 34,523,178 : x
  2. Step 2: Convert to fraction form
    15,982,815/34,523,178 = 34,523,178/x
  3. Step 3: Cross multiply
    15,982,815x = 34,523,178 × 34,523,178
  4. Step 4: Simplify right side
    15,982,815x = 1,191,849,819,219,684
  5. Step 5: Solve for x
    x = 1,191,849,819,219,684/15,982,815
  6. Step 6: Final answer
    x = 74,570,707.30

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.