Home / 31,084,163.29-46,641,966.76-20,716,456.75

Finding the Fourth Proportional to 31,084,163.29, 46,641,966.76 and 20,716,456.75

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Solution

The fourth proportional to 31,084,163.29, 46,641,966.76 and 20,716,456.75 is: 31,085,163.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,084,163.29 : 46,641,966.76 = 20,716,456.75 : x
  2. Step 2: Convert to fraction form
    31,084,163.29/46,641,966.76 = 20,716,456.75/x
  3. Step 3: Cross multiply
    31,084,163.29x = 46,641,966.76 × 20,716,456.75
  4. Step 4: Simplify right side
    31,084,163.29x = 966,256,287,027,768.12
  5. Step 5: Solve for x
    x = 966,256,287,027,768.12/31,084,163.29
  6. Step 6: Final answer
    x = 31,085,163.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.