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Finding the Third Proportional to 28,295,947 and 60,625,678

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Solution

The third proportional to 28,295,947 and 60,625,678 is: 129,893,967.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,295,947 : 60,625,678 = 60,625,678 : x
  2. Step 2: Convert to fraction form
    28,295,947/60,625,678 = 60,625,678/x
  3. Step 3: Cross multiply
    28,295,947x = 60,625,678 × 60,625,678
  4. Step 4: Simplify right side
    28,295,947x = 3,675,472,832,959,684
  5. Step 5: Solve for x
    x = 3,675,472,832,959,684/28,295,947
  6. Step 6: Final answer
    x = 129,893,967.96

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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.