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Finding the Third Proportional to 28,562,834 and 43,513,515

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Solution

The third proportional to 28,562,834 and 43,513,515 is: 66,289,850.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,562,834 : 43,513,515 = 43,513,515 : x
  2. Step 2: Convert to fraction form
    28,562,834/43,513,515 = 43,513,515/x
  3. Step 3: Cross multiply
    28,562,834x = 43,513,515 × 43,513,515
  4. Step 4: Simplify right side
    28,562,834x = 1,893,425,987,655,225
  5. Step 5: Solve for x
    x = 1,893,425,987,655,225/28,562,834
  6. Step 6: Final answer
    x = 66,289,850.22

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.