Home / 8,206,186.29-11,326,101.90-5,410,400.67

Finding the Fourth Proportional to 8,206,186.29, 11,326,101.90 and 5,410,400.67

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Solution

The fourth proportional to 8,206,186.29, 11,326,101.90 and 5,410,400.67 is: 7,467,384.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206,186.29 : 11,326,101.90 = 5,410,400.67 : x
  2. Step 2: Convert to fraction form
    8,206,186.29/11,326,101.90 = 5,410,400.67/x
  3. Step 3: Cross multiply
    8,206,186.29x = 11,326,101.90 × 5,410,400.67
  4. Step 4: Simplify right side
    8,206,186.29x = 61,278,749,251,617.77
  5. Step 5: Solve for x
    x = 61,278,749,251,617.77/8,206,186.29
  6. Step 6: Final answer
    x = 7,467,384.62

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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.