Home / 6,778,466.57-10,167,782.07-1,986,253.04

Finding the Fourth Proportional to 6,778,466.57, 10,167,782.07 and 1,986,253.04

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Solution

The fourth proportional to 6,778,466.57, 10,167,782.07 and 1,986,253.04 is: 2,979,403.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778,466.57 : 10,167,782.07 = 1,986,253.04 : x
  2. Step 2: Convert to fraction form
    6,778,466.57/10,167,782.07 = 1,986,253.04/x
  3. Step 3: Cross multiply
    6,778,466.57x = 10,167,782.07 × 1,986,253.04
  4. Step 4: Simplify right side
    6,778,466.57x = 20,195,788,079,462.90
  5. Step 5: Solve for x
    x = 20,195,788,079,462.90/6,778,466.57
  6. Step 6: Final answer
    x = 2,979,403.65

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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.