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Finding the Third Proportional to 18,284,402 and 38,998,804

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Solution

The third proportional to 18,284,402 and 38,998,804 is: 83,180,555.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284,402 : 38,998,804 = 38,998,804 : x
  2. Step 2: Convert to fraction form
    18,284,402/38,998,804 = 38,998,804/x
  3. Step 3: Cross multiply
    18,284,402x = 38,998,804 × 38,998,804
  4. Step 4: Simplify right side
    18,284,402x = 1,520,906,713,430,416
  5. Step 5: Solve for x
    x = 1,520,906,713,430,416/18,284,402
  6. Step 6: Final answer
    x = 83,180,555.40

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.