Home / 8,608,873.05-11,881,083.94-6,429,632.81

Finding the Fourth Proportional to 8,608,873.05, 11,881,083.94 and 6,429,632.81

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Solution

The fourth proportional to 8,608,873.05, 11,881,083.94 and 6,429,632.81 is: 8,873,519.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,608,873.05 : 11,881,083.94 = 6,429,632.81 : x
  2. Step 2: Convert to fraction form
    8,608,873.05/11,881,083.94 = 6,429,632.81/x
  3. Step 3: Cross multiply
    8,608,873.05x = 11,881,083.94 × 6,429,632.81
  4. Step 4: Simplify right side
    8,608,873.05x = 76,391,007,043,508.56
  5. Step 5: Solve for x
    x = 76,391,007,043,508.56/8,608,873.05
  6. Step 6: Final answer
    x = 8,873,519.98

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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.