Home / 11,836,911.69-16,330,290.54-6,874,508.31

Finding the Fourth Proportional to 11,836,911.69, 16,330,290.54 and 6,874,508.31

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Solution

The fourth proportional to 11,836,911.69, 16,330,290.54 and 6,874,508.31 is: 9,484,122.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836,911.69 : 16,330,290.54 = 6,874,508.31 : x
  2. Step 2: Convert to fraction form
    11,836,911.69/16,330,290.54 = 6,874,508.31/x
  3. Step 3: Cross multiply
    11,836,911.69x = 16,330,290.54 × 6,874,508.31
  4. Step 4: Simplify right side
    11,836,911.69x = 112,262,718,021,944.38
  5. Step 5: Solve for x
    x = 112,262,718,021,944.38/11,836,911.69
  6. Step 6: Final answer
    x = 9,484,122.29

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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.