Home / 6,767,979.96-10,154,628.36-2,978,806.44

Finding the Fourth Proportional to 6,767,979.96, 10,154,628.36 and 2,978,806.44

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Solution

The fourth proportional to 6,767,979.96, 10,154,628.36 and 2,978,806.44 is: 4,469,379.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,767,979.96 : 10,154,628.36 = 2,978,806.44 : x
  2. Step 2: Convert to fraction form
    6,767,979.96/10,154,628.36 = 2,978,806.44/x
  3. Step 3: Cross multiply
    6,767,979.96x = 10,154,628.36 × 2,978,806.44
  4. Step 4: Simplify right side
    6,767,979.96x = 30,248,672,354,574.64
  5. Step 5: Solve for x
    x = 30,248,672,354,574.64/6,767,979.96
  6. Step 6: Final answer
    x = 4,469,379.72

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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.