Home / 7,176,273.79-9,895,212.97-5,865,458.89

Finding the Fourth Proportional to 7,176,273.79, 9,895,212.97 and 5,865,458.89

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Solution

The fourth proportional to 7,176,273.79, 9,895,212.97 and 5,865,458.89 is: 8,087,757.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,273.79 : 9,895,212.97 = 5,865,458.89 : x
  2. Step 2: Convert to fraction form
    7,176,273.79/9,895,212.97 = 5,865,458.89/x
  3. Step 3: Cross multiply
    7,176,273.79x = 9,895,212.97 × 5,865,458.89
  4. Step 4: Simplify right side
    7,176,273.79x = 58,039,964,883,329.80
  5. Step 5: Solve for x
    x = 58,039,964,883,329.80/7,176,273.79
  6. Step 6: Final answer
    x = 8,087,757.88

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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.