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Finding the Third Proportional to 39,933,615 and 57,066,060

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Solution

The third proportional to 39,933,615 and 57,066,060 is: 81,548,720.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,933,615 : 57,066,060 = 57,066,060 : x
  2. Step 2: Convert to fraction form
    39,933,615/57,066,060 = 57,066,060/x
  3. Step 3: Cross multiply
    39,933,615x = 57,066,060 × 57,066,060
  4. Step 4: Simplify right side
    39,933,615x = 3,256,535,203,923,600
  5. Step 5: Solve for x
    x = 3,256,535,203,923,600/39,933,615
  6. Step 6: Final answer
    x = 81,548,720.39

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.