Home / 6,986,577.92-10,479,866.24-1,937,888.64

Finding the Fourth Proportional to 6,986,577.92, 10,479,866.24 and 1,937,888.64

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Solution

The fourth proportional to 6,986,577.92, 10,479,866.24 and 1,937,888.64 is: 2,906,832.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986,577.92 : 10,479,866.24 = 1,937,888.64 : x
  2. Step 2: Convert to fraction form
    6,986,577.92/10,479,866.24 = 1,937,888.64/x
  3. Step 3: Cross multiply
    6,986,577.92x = 10,479,866.24 × 1,937,888.64
  4. Step 4: Simplify right side
    6,986,577.92x = 20,308,813,735,215.51
  5. Step 5: Solve for x
    x = 20,308,813,735,215.51/6,986,577.92
  6. Step 6: Final answer
    x = 2,906,832.78

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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.