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Finding the Third Proportional to 10,812,848 and 15,117,024

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Solution

The third proportional to 10,812,848 and 15,117,024 is: 21,134,525.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812,848 : 15,117,024 = 15,117,024 : x
  2. Step 2: Convert to fraction form
    10,812,848/15,117,024 = 15,117,024/x
  3. Step 3: Cross multiply
    10,812,848x = 15,117,024 × 15,117,024
  4. Step 4: Simplify right side
    10,812,848x = 228,524,414,616,576
  5. Step 5: Solve for x
    x = 228,524,414,616,576/10,812,848
  6. Step 6: Final answer
    x = 21,134,525.76

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.