Home / 11,939,400.30-16,476,427.89-6,783,044.70

Finding the Fourth Proportional to 11,939,400.30, 16,476,427.89 and 6,783,044.70

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Solution

The fourth proportional to 11,939,400.30, 16,476,427.89 and 6,783,044.70 is: 9,360,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,939,400.30 : 16,476,427.89 = 6,783,044.70 : x
  2. Step 2: Convert to fraction form
    11,939,400.30/16,476,427.89 = 6,783,044.70/x
  3. Step 3: Cross multiply
    11,939,400.30x = 16,476,427.89 × 6,783,044.70
  4. Step 4: Simplify right side
    11,939,400.30x = 111,760,346,874,196.69
  5. Step 5: Solve for x
    x = 111,760,346,874,196.69/11,939,400.30
  6. Step 6: Final answer
    x = 9,360,633.20

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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.