Home / 31,676,419.11-43,713,458.75-17,189,731.11

Finding the Fourth Proportional to 31,676,419.11, 43,713,458.75 and 17,189,731.11

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Solution

The fourth proportional to 31,676,419.11, 43,713,458.75 and 17,189,731.11 is: 23,721,829.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,676,419.11 : 43,713,458.75 = 17,189,731.11 : x
  2. Step 2: Convert to fraction form
    31,676,419.11/43,713,458.75 = 17,189,731.11/x
  3. Step 3: Cross multiply
    31,676,419.11x = 43,713,458.75 × 17,189,731.11
  4. Step 4: Simplify right side
    31,676,419.11x = 751,422,601,714,628
  5. Step 5: Solve for x
    x = 751,422,601,714,628/31,676,419.11
  6. Step 6: Final answer
    x = 23,721,829.13

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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.