Home / 31,661,264.96-43,692,707.56-17,909,933.84

Finding the Fourth Proportional to 31,661,264.96, 43,692,707.56 and 17,909,933.84

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Solution

The fourth proportional to 31,661,264.96, 43,692,707.56 and 17,909,933.84 is: 24,715,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,661,264.96 : 43,692,707.56 = 17,909,933.84 : x
  2. Step 2: Convert to fraction form
    31,661,264.96/43,692,707.56 = 17,909,933.84/x
  3. Step 3: Cross multiply
    31,661,264.96x = 43,692,707.56 × 17,909,933.84
  4. Step 4: Simplify right side
    31,661,264.96x = 782,533,501,690,067.88
  5. Step 5: Solve for x
    x = 782,533,501,690,067.88/31,661,264.96
  6. Step 6: Final answer
    x = 24,715,800.29

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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.