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Finding the Fourth Proportional to 6,579,242.16, 9,079,417.08 and 3,863,033.52

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Solution

The fourth proportional to 6,579,242.16, 9,079,417.08 and 3,863,033.52 is: 5,331,023.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579,242.16 : 9,079,417.08 = 3,863,033.52 : x
  2. Step 2: Convert to fraction form
    6,579,242.16/9,079,417.08 = 3,863,033.52/x
  3. Step 3: Cross multiply
    6,579,242.16x = 9,079,417.08 × 3,863,033.52
  4. Step 4: Simplify right side
    6,579,242.16x = 35,074,092,522,100.52
  5. Step 5: Solve for x
    x = 35,074,092,522,100.52/6,579,242.16
  6. Step 6: Final answer
    x = 5,331,023.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.