Home / 6,782,819.64-9,360,288.95-3,727,230.72

Finding the Fourth Proportional to 6,782,819.64, 9,360,288.95 and 3,727,230.72

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Solution

The fourth proportional to 6,782,819.64, 9,360,288.95 and 3,727,230.72 is: 5,143,577.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782,819.64 : 9,360,288.95 = 3,727,230.72 : x
  2. Step 2: Convert to fraction form
    6,782,819.64/9,360,288.95 = 3,727,230.72/x
  3. Step 3: Cross multiply
    6,782,819.64x = 9,360,288.95 × 3,727,230.72
  4. Step 4: Simplify right side
    6,782,819.64x = 34,887,956,503,880.39
  5. Step 5: Solve for x
    x = 34,887,956,503,880.39/6,782,819.64
  6. Step 6: Final answer
    x = 5,143,577.21

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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.