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Finding the Third Proportional to 18,409,708 and 40,051,544

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Solution

The third proportional to 18,409,708 and 40,051,544 is: 87,134,797.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,409,708 : 40,051,544 = 40,051,544 : x
  2. Step 2: Convert to fraction form
    18,409,708/40,051,544 = 40,051,544/x
  3. Step 3: Cross multiply
    18,409,708x = 40,051,544 × 40,051,544
  4. Step 4: Simplify right side
    18,409,708x = 1,604,126,176,783,936
  5. Step 5: Solve for x
    x = 1,604,126,176,783,936/18,409,708
  6. Step 6: Final answer
    x = 87,134,797.40

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.