Home / 8,139,504.05-11,231,807.18-4,468,405.85

Finding the Fourth Proportional to 8,139,504.05, 11,231,807.18 and 4,468,405.85

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Solution

The fourth proportional to 8,139,504.05, 11,231,807.18 and 4,468,405.85 is: 6,166,011.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,139,504.05 : 11,231,807.18 = 4,468,405.85 : x
  2. Step 2: Convert to fraction form
    8,139,504.05/11,231,807.18 = 4,468,405.85/x
  3. Step 3: Cross multiply
    8,139,504.05x = 11,231,807.18 × 4,468,405.85
  4. Step 4: Simplify right side
    8,139,504.05x = 50,188,272,909,184
  5. Step 5: Solve for x
    x = 50,188,272,909,184/8,139,504.05
  6. Step 6: Final answer
    x = 6,166,011.17

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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.