Home / 6,918,519.20-10,368,777.24-2,815,058.16

Finding the Fourth Proportional to 6,918,519.20, 10,368,777.24 and 2,815,058.16

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Solution

The fourth proportional to 6,918,519.20, 10,368,777.24 and 2,815,058.16 is: 4,218,924.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918,519.20 : 10,368,777.24 = 2,815,058.16 : x
  2. Step 2: Convert to fraction form
    6,918,519.20/10,368,777.24 = 2,815,058.16/x
  3. Step 3: Cross multiply
    6,918,519.20x = 10,368,777.24 × 2,815,058.16
  4. Step 4: Simplify right side
    6,918,519.20x = 29,188,710,978,684.28
  5. Step 5: Solve for x
    x = 29,188,710,978,684.28/6,918,519.20
  6. Step 6: Final answer
    x = 4,218,924.62

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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.