Home / 5,280,632.94-7,288,410.42-3,216,329.13

Finding the Fourth Proportional to 5,280,632.94, 7,288,410.42 and 3,216,329.13

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Solution

The fourth proportional to 5,280,632.94, 7,288,410.42 and 3,216,329.13 is: 4,439,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,632.94 : 7,288,410.42 = 3,216,329.13 : x
  2. Step 2: Convert to fraction form
    5,280,632.94/7,288,410.42 = 3,216,329.13/x
  3. Step 3: Cross multiply
    5,280,632.94x = 7,288,410.42 × 3,216,329.13
  4. Step 4: Simplify right side
    5,280,632.94x = 23,441,926,745,241.54
  5. Step 5: Solve for x
    x = 23,441,926,745,241.54/5,280,632.94
  6. Step 6: Final answer
    x = 4,439,226.70

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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.