Home / 6,478,414.39-8,940,211.83-3,762,335.35

Finding the Fourth Proportional to 6,478,414.39, 8,940,211.83 and 3,762,335.35

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Solution

The fourth proportional to 6,478,414.39, 8,940,211.83 and 3,762,335.35 is: 5,192,022.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,414.39 : 8,940,211.83 = 3,762,335.35 : x
  2. Step 2: Convert to fraction form
    6,478,414.39/8,940,211.83 = 3,762,335.35/x
  3. Step 3: Cross multiply
    6,478,414.39x = 8,940,211.83 × 3,762,335.35
  4. Step 4: Simplify right side
    6,478,414.39x = 33,636,075,004,497.19
  5. Step 5: Solve for x
    x = 33,636,075,004,497.19/6,478,414.39
  6. Step 6: Final answer
    x = 5,192,022.77

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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.