Home / 6,721,686.56-10,082,478-1,672,963.04

Finding the Fourth Proportional to 6,721,686.56, 10,082,478 and 1,672,963.04

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Solution

The fourth proportional to 6,721,686.56, 10,082,478 and 1,672,963.04 is: 2,509,431.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721,686.56 : 10,082,478 = 1,672,963.04 : x
  2. Step 2: Convert to fraction form
    6,721,686.56/10,082,478 = 1,672,963.04/x
  3. Step 3: Cross multiply
    6,721,686.56x = 10,082,478 × 1,672,963.04
  4. Step 4: Simplify right side
    6,721,686.56x = 16,867,613,045,613.12
  5. Step 5: Solve for x
    x = 16,867,613,045,613.12/6,721,686.56
  6. Step 6: Final answer
    x = 2,509,431.66

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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.