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Finding the Third Proportional to 7,328,720 and 10,774,137

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Solution

The third proportional to 7,328,720 and 10,774,137 is: 15,839,331.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328,720 : 10,774,137 = 10,774,137 : x
  2. Step 2: Convert to fraction form
    7,328,720/10,774,137 = 10,774,137/x
  3. Step 3: Cross multiply
    7,328,720x = 10,774,137 × 10,774,137
  4. Step 4: Simplify right side
    7,328,720x = 116,082,028,094,769
  5. Step 5: Solve for x
    x = 116,082,028,094,769/7,328,720
  6. Step 6: Final answer
    x = 15,839,331.85

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.