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Finding the Third Proportional to 28,383,405 and 62,140,263

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Solution

The third proportional to 28,383,405 and 62,140,263 is: 136,044,716.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,383,405 : 62,140,263 = 62,140,263 : x
  2. Step 2: Convert to fraction form
    28,383,405/62,140,263 = 62,140,263/x
  3. Step 3: Cross multiply
    28,383,405x = 62,140,263 × 62,140,263
  4. Step 4: Simplify right side
    28,383,405x = 3,861,412,285,709,169
  5. Step 5: Solve for x
    x = 3,861,412,285,709,169/28,383,405
  6. Step 6: Final answer
    x = 136,044,716.47

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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.