Home / 7,667,277.60-11,503,044.39-4,257,958.40

Finding the Fourth Proportional to 7,667,277.60, 11,503,044.39 and 4,257,958.40

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Solution

The fourth proportional to 7,667,277.60, 11,503,044.39 and 4,257,958.40 is: 6,388,119.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667,277.60 : 11,503,044.39 = 4,257,958.40 : x
  2. Step 2: Convert to fraction form
    7,667,277.60/11,503,044.39 = 4,257,958.40/x
  3. Step 3: Cross multiply
    7,667,277.60x = 11,503,044.39 × 4,257,958.40
  4. Step 4: Simplify right side
    7,667,277.60x = 48,979,484,485,973.38
  5. Step 5: Solve for x
    x = 48,979,484,485,973.38/7,667,277.60
  6. Step 6: Final answer
    x = 6,388,119.36

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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.