Home / 7,879,957.11-10,873,872.32-4,571,995.07

Finding the Fourth Proportional to 7,879,957.11, 10,873,872.32 and 4,571,995.07

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Solution

The fourth proportional to 7,879,957.11, 10,873,872.32 and 4,571,995.07 is: 6,309,081.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879,957.11 : 10,873,872.32 = 4,571,995.07 : x
  2. Step 2: Convert to fraction form
    7,879,957.11/10,873,872.32 = 4,571,995.07/x
  3. Step 3: Cross multiply
    7,879,957.11x = 10,873,872.32 × 4,571,995.07
  4. Step 4: Simplify right side
    7,879,957.11x = 49,715,290,561,620.12
  5. Step 5: Solve for x
    x = 49,715,290,561,620.12/7,879,957.11
  6. Step 6: Final answer
    x = 6,309,081.37

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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.