Home / 18,181,742.63-39,247,773.75

Finding the Third Proportional to 18,181,742.63 and 39,247,773.75

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Solution

The third proportional to 18,181,742.63 and 39,247,773.75 is: 84,721,678.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181,742.63 : 39,247,773.75 = 39,247,773.75 : x
  2. Step 2: Convert to fraction form
    18,181,742.63/39,247,773.75 = 39,247,773.75/x
  3. Step 3: Cross multiply
    18,181,742.63x = 39,247,773.75 × 39,247,773.75
  4. Step 4: Simplify right side
    18,181,742.63x = 1,540,387,744,331,189
  5. Step 5: Solve for x
    x = 1,540,387,744,331,189/18,181,742.63
  6. Step 6: Final answer
    x = 84,721,678.01

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.