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Finding the Third Proportional to 11,803,365 and 18,209,427.75

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Solution

The third proportional to 11,803,365 and 18,209,427.75 is: 28,092,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803,365 : 18,209,427.75 = 18,209,427.75 : x
  2. Step 2: Convert to fraction form
    11,803,365/18,209,427.75 = 18,209,427.75/x
  3. Step 3: Cross multiply
    11,803,365x = 18,209,427.75 × 18,209,427.75
  4. Step 4: Simplify right side
    11,803,365x = 331,583,258,982,470.06
  5. Step 5: Solve for x
    x = 331,583,258,982,470.06/11,803,365
  6. Step 6: Final answer
    x = 28,092,265.13

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.