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Finding the Third Proportional to 7,880,832 and 17,019,072

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Solution

The third proportional to 7,880,832 and 17,019,072 is: 36,753,582.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,880,832 : 17,019,072 = 17,019,072 : x
  2. Step 2: Convert to fraction form
    7,880,832/17,019,072 = 17,019,072/x
  3. Step 3: Cross multiply
    7,880,832x = 17,019,072 × 17,019,072
  4. Step 4: Simplify right side
    7,880,832x = 289,648,811,741,184
  5. Step 5: Solve for x
    x = 289,648,811,741,184/7,880,832
  6. Step 6: Final answer
    x = 36,753,582.84

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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.