Home / 31,948,179.71-47,964,797.19-21,608,133.89

Finding the Fourth Proportional to 31,948,179.71, 47,964,797.19 and 21,608,133.89

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Solution

The fourth proportional to 31,948,179.71, 47,964,797.19 and 21,608,133.89 is: 32,440,964.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,948,179.71 : 47,964,797.19 = 21,608,133.89 : x
  2. Step 2: Convert to fraction form
    31,948,179.71/47,964,797.19 = 21,608,133.89/x
  3. Step 3: Cross multiply
    31,948,179.71x = 47,964,797.19 × 21,608,133.89
  4. Step 4: Simplify right side
    31,948,179.71x = 1,036,429,759,448,391.75
  5. Step 5: Solve for x
    x = 1,036,429,759,448,391.75/31,948,179.71
  6. Step 6: Final answer
    x = 32,440,964.37

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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.