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Finding the Third Proportional to 11,225,405 and 18,078,524

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Solution

The third proportional to 11,225,405 and 18,078,524 is: 29,115,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225,405 : 18,078,524 = 18,078,524 : x
  2. Step 2: Convert to fraction form
    11,225,405/18,078,524 = 18,078,524/x
  3. Step 3: Cross multiply
    11,225,405x = 18,078,524 × 18,078,524
  4. Step 4: Simplify right side
    11,225,405x = 326,833,030,018,576
  5. Step 5: Solve for x
    x = 326,833,030,018,576/11,225,405
  6. Step 6: Final answer
    x = 29,115,477.80

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.