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Finding the Third Proportional to 9,622,879.73 and 19,927,860.47

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Solution

The third proportional to 9,622,879.73 and 19,927,860.47 is: 41,268,272.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,622,879.73 : 19,927,860.47 = 19,927,860.47 : x
  2. Step 2: Convert to fraction form
    9,622,879.73/19,927,860.47 = 19,927,860.47/x
  3. Step 3: Cross multiply
    9,622,879.73x = 19,927,860.47 × 19,927,860.47
  4. Step 4: Simplify right side
    9,622,879.73x = 397,119,622,861,969
  5. Step 5: Solve for x
    x = 397,119,622,861,969/9,622,879.73
  6. Step 6: Final answer
    x = 41,268,272.47

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.