Home / 7,769,819.12-10,719,538.89-4,504,835.84

Finding the Fourth Proportional to 7,769,819.12, 10,719,538.89 and 4,504,835.84

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Solution

The fourth proportional to 7,769,819.12, 10,719,538.89 and 4,504,835.84 is: 6,215,043.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769,819.12 : 10,719,538.89 = 4,504,835.84 : x
  2. Step 2: Convert to fraction form
    7,769,819.12/10,719,538.89 = 4,504,835.84/x
  3. Step 3: Cross multiply
    7,769,819.12x = 10,719,538.89 × 4,504,835.84
  4. Step 4: Simplify right side
    7,769,819.12x = 48,289,762,979,945.82
  5. Step 5: Solve for x
    x = 48,289,762,979,945.82/7,769,819.12
  6. Step 6: Final answer
    x = 6,215,043.39

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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.