Home / 16,265,478.38-21,684,879.56

Finding the Third Proportional to 16,265,478.38 and 21,684,879.56

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Solution

The third proportional to 16,265,478.38 and 21,684,879.56 is: 28,909,939.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,265,478.38 : 21,684,879.56 = 21,684,879.56 : x
  2. Step 2: Convert to fraction form
    16,265,478.38/21,684,879.56 = 21,684,879.56/x
  3. Step 3: Cross multiply
    16,265,478.38x = 21,684,879.56 × 21,684,879.56
  4. Step 4: Simplify right side
    16,265,478.38x = 470,234,001,640,130.19
  5. Step 5: Solve for x
    x = 470,234,001,640,130.19/16,265,478.38
  6. Step 6: Final answer
    x = 28,909,939.86

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.