Home / 7,873,621-10,865,596.98-4,251,949

Finding the Fourth Proportional to 7,873,621, 10,865,596.98 and 4,251,949

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Solution

The fourth proportional to 7,873,621, 10,865,596.98 and 4,251,949 is: 5,867,689.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873,621 : 10,865,596.98 = 4,251,949 : x
  2. Step 2: Convert to fraction form
    7,873,621/10,865,596.98 = 4,251,949/x
  3. Step 3: Cross multiply
    7,873,621x = 10,865,596.98 × 4,251,949
  4. Step 4: Simplify right side
    7,873,621x = 46,199,964,213,514.02
  5. Step 5: Solve for x
    x = 46,199,964,213,514.02/7,873,621
  6. Step 6: Final answer
    x = 5,867,689.62

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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.