Home / 31,745,542.97-47,606,896.71-10,990,345.37

Finding the Fourth Proportional to 31,745,542.97, 47,606,896.71 and 10,990,345.37

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Solution

The fourth proportional to 31,745,542.97, 47,606,896.71 and 10,990,345.37 is: 16,481,565.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,745,542.97 : 47,606,896.71 = 10,990,345.37 : x
  2. Step 2: Convert to fraction form
    31,745,542.97/47,606,896.71 = 10,990,345.37/x
  3. Step 3: Cross multiply
    31,745,542.97x = 47,606,896.71 × 10,990,345.37
  4. Step 4: Simplify right side
    31,745,542.97x = 523,216,236,836,816.69
  5. Step 5: Solve for x
    x = 523,216,236,836,816.69/31,745,542.97
  6. Step 6: Final answer
    x = 16,481,565.22

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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.