Home / 8,211,721.64-11,331,717.38-4,540,426.28

Finding the Fourth Proportional to 8,211,721.64, 11,331,717.38 and 4,540,426.28

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Solution

The fourth proportional to 8,211,721.64, 11,331,717.38 and 4,540,426.28 is: 6,265,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211,721.64 : 11,331,717.38 = 4,540,426.28 : x
  2. Step 2: Convert to fraction form
    8,211,721.64/11,331,717.38 = 4,540,426.28/x
  3. Step 3: Cross multiply
    8,211,721.64x = 11,331,717.38 × 4,540,426.28
  4. Step 4: Simplify right side
    8,211,721.64x = 51,450,827,389,684.75
  5. Step 5: Solve for x
    x = 51,450,827,389,684.75/8,211,721.64
  6. Step 6: Final answer
    x = 6,265,534.76

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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.