Home / 7,216,238.72-10,809,295.28-4,328,447.28

Finding the Fourth Proportional to 7,216,238.72, 10,809,295.28 and 4,328,447.28

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Solution

The fourth proportional to 7,216,238.72, 10,809,295.28 and 4,328,447.28 is: 6,483,635.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,238.72 : 10,809,295.28 = 4,328,447.28 : x
  2. Step 2: Convert to fraction form
    7,216,238.72/10,809,295.28 = 4,328,447.28/x
  3. Step 3: Cross multiply
    7,216,238.72x = 10,809,295.28 × 4,328,447.28
  4. Step 4: Simplify right side
    7,216,238.72x = 46,787,464,753,432.84
  5. Step 5: Solve for x
    x = 46,787,464,753,432.84/7,216,238.72
  6. Step 6: Final answer
    x = 6,483,635.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.