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Finding the Third Proportional to 9,374,154 and 20,549,318

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Solution

The third proportional to 9,374,154 and 20,549,318 is: 45,046,675.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,374,154 : 20,549,318 = 20,549,318 : x
  2. Step 2: Convert to fraction form
    9,374,154/20,549,318 = 20,549,318/x
  3. Step 3: Cross multiply
    9,374,154x = 20,549,318 × 20,549,318
  4. Step 4: Simplify right side
    9,374,154x = 422,274,470,265,124
  5. Step 5: Solve for x
    x = 422,274,470,265,124/9,374,154
  6. Step 6: Final answer
    x = 45,046,675.17

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.