Home / 14,599,679.78-20,147,688.68-8,073,748.33

Finding the Fourth Proportional to 14,599,679.78, 20,147,688.68 and 8,073,748.33

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Solution

The fourth proportional to 14,599,679.78, 20,147,688.68 and 8,073,748.33 is: 11,141,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,599,679.78 : 20,147,688.68 = 8,073,748.33 : x
  2. Step 2: Convert to fraction form
    14,599,679.78/20,147,688.68 = 8,073,748.33/x
  3. Step 3: Cross multiply
    14,599,679.78x = 20,147,688.68 × 8,073,748.33
  4. Step 4: Simplify right side
    14,599,679.78x = 162,667,367,742,771.94
  5. Step 5: Solve for x
    x = 162,667,367,742,771.94/14,599,679.78
  6. Step 6: Final answer
    x = 11,141,844.90

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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.