Home / 11,615,484.28-16,029,759.83-6,388,896.68

Finding the Fourth Proportional to 11,615,484.28, 16,029,759.83 and 6,388,896.68

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Solution

The fourth proportional to 11,615,484.28, 16,029,759.83 and 6,388,896.68 is: 8,816,892.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615,484.28 : 16,029,759.83 = 6,388,896.68 : x
  2. Step 2: Convert to fraction form
    11,615,484.28/16,029,759.83 = 6,388,896.68/x
  3. Step 3: Cross multiply
    11,615,484.28x = 16,029,759.83 × 6,388,896.68
  4. Step 4: Simplify right side
    11,615,484.28x = 102,412,479,359,084.36
  5. Step 5: Solve for x
    x = 102,412,479,359,084.36/11,615,484.28
  6. Step 6: Final answer
    x = 8,816,892.77

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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.