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Finding the Third Proportional to 7,473,947 and 16,187,530

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Solution

The third proportional to 7,473,947 and 16,187,530 is: 35,059,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473,947 : 16,187,530 = 16,187,530 : x
  2. Step 2: Convert to fraction form
    7,473,947/16,187,530 = 16,187,530/x
  3. Step 3: Cross multiply
    7,473,947x = 16,187,530 × 16,187,530
  4. Step 4: Simplify right side
    7,473,947x = 262,036,127,500,900
  5. Step 5: Solve for x
    x = 262,036,127,500,900/7,473,947
  6. Step 6: Final answer
    x = 35,059,939.21

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.