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Finding the Third Proportional to 31,308,192 and 43,260,888

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Solution

The third proportional to 31,308,192 and 43,260,888 is: 59,776,828.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,308,192 : 43,260,888 = 43,260,888 : x
  2. Step 2: Convert to fraction form
    31,308,192/43,260,888 = 43,260,888/x
  3. Step 3: Cross multiply
    31,308,192x = 43,260,888 × 43,260,888
  4. Step 4: Simplify right side
    31,308,192x = 1,871,504,430,548,544
  5. Step 5: Solve for x
    x = 1,871,504,430,548,544/31,308,192
  6. Step 6: Final answer
    x = 59,776,828.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.