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Finding the Third Proportional to 20,447,664 and 43,768,318

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Solution

The third proportional to 20,447,664 and 43,768,318 is: 93,686,284.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,447,664 : 43,768,318 = 43,768,318 : x
  2. Step 2: Convert to fraction form
    20,447,664/43,768,318 = 43,768,318/x
  3. Step 3: Cross multiply
    20,447,664x = 43,768,318 × 43,768,318
  4. Step 4: Simplify right side
    20,447,664x = 1,915,665,660,549,124
  5. Step 5: Solve for x
    x = 1,915,665,660,549,124/20,447,664
  6. Step 6: Final answer
    x = 93,686,284.19

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.