Home / 9,945,261.56-21,420,815.63

Finding the Third Proportional to 9,945,261.56 and 21,420,815.63

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Solution

The third proportional to 9,945,261.56 and 21,420,815.63 is: 46,137,684.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945,261.56 : 21,420,815.63 = 21,420,815.63 : x
  2. Step 2: Convert to fraction form
    9,945,261.56/21,420,815.63 = 21,420,815.63/x
  3. Step 3: Cross multiply
    9,945,261.56x = 21,420,815.63 × 21,420,815.63
  4. Step 4: Simplify right side
    9,945,261.56x = 458,851,342,040,244.12
  5. Step 5: Solve for x
    x = 458,851,342,040,244.12/9,945,261.56
  6. Step 6: Final answer
    x = 46,137,684.68

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.