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Finding the Fourth Proportional to 6,398,033.32, 8,826,642.32 and 4,465,425.16

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Solution

The fourth proportional to 6,398,033.32, 8,826,642.32 and 4,465,425.16 is: 6,160,441.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398,033.32 : 8,826,642.32 = 4,465,425.16 : x
  2. Step 2: Convert to fraction form
    6,398,033.32/8,826,642.32 = 4,465,425.16/x
  3. Step 3: Cross multiply
    6,398,033.32x = 8,826,642.32 × 4,465,425.16
  4. Step 4: Simplify right side
    6,398,033.32x = 39,414,710,694,048.77
  5. Step 5: Solve for x
    x = 39,414,710,694,048.77/6,398,033.32
  6. Step 6: Final answer
    x = 6,160,441.61

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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.