Home / 7,121,357.33-10,669,192.83-4,384,140.93

Finding the Fourth Proportional to 7,121,357.33, 10,669,192.83 and 4,384,140.93

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Solution

The fourth proportional to 7,121,357.33, 10,669,192.83 and 4,384,140.93 is: 6,568,304.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,121,357.33 : 10,669,192.83 = 4,384,140.93 : x
  2. Step 2: Convert to fraction form
    7,121,357.33/10,669,192.83 = 4,384,140.93/x
  3. Step 3: Cross multiply
    7,121,357.33x = 10,669,192.83 × 4,384,140.93
  4. Step 4: Simplify right side
    7,121,357.33x = 46,775,244,976,065.53
  5. Step 5: Solve for x
    x = 46,775,244,976,065.53/7,121,357.33
  6. Step 6: Final answer
    x = 6,568,304.73

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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.