Home / 4,276,486.13-9,305,845.31

Finding the Third Proportional to 4,276,486.13 and 9,305,845.31

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Solution

The third proportional to 4,276,486.13 and 9,305,845.31 is: 20,249,979.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276,486.13 : 9,305,845.31 = 9,305,845.31 : x
  2. Step 2: Convert to fraction form
    4,276,486.13/9,305,845.31 = 9,305,845.31/x
  3. Step 3: Cross multiply
    4,276,486.13x = 9,305,845.31 × 9,305,845.31
  4. Step 4: Simplify right side
    4,276,486.13x = 86,598,756,980,178.22
  5. Step 5: Solve for x
    x = 86,598,756,980,178.22/4,276,486.13
  6. Step 6: Final answer
    x = 20,249,979.64

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.