Home / 13,493,707.15-20,234,475.39-6,667,619.07

Finding the Fourth Proportional to 13,493,707.15, 20,234,475.39 and 6,667,619.07

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Solution

The fourth proportional to 13,493,707.15, 20,234,475.39 and 6,667,619.07 is: 9,998,421.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,493,707.15 : 20,234,475.39 = 6,667,619.07 : x
  2. Step 2: Convert to fraction form
    13,493,707.15/20,234,475.39 = 6,667,619.07/x
  3. Step 3: Cross multiply
    13,493,707.15x = 20,234,475.39 × 6,667,619.07
  4. Step 4: Simplify right side
    13,493,707.15x = 134,915,773,981,809.70
  5. Step 5: Solve for x
    x = 134,915,773,981,809.70/13,493,707.15
  6. Step 6: Final answer
    x = 9,998,421.67

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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.