Home / 11,917,800.38-17,877,567.66-4,994,330.22

Finding the Fourth Proportional to 11,917,800.38, 17,877,567.66 and 4,994,330.22

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Solution

The fourth proportional to 11,917,800.38, 17,877,567.66 and 4,994,330.22 is: 7,491,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,917,800.38 : 17,877,567.66 = 4,994,330.22 : x
  2. Step 2: Convert to fraction form
    11,917,800.38/17,877,567.66 = 4,994,330.22/x
  3. Step 3: Cross multiply
    11,917,800.38x = 17,877,567.66 × 4,994,330.22
  4. Step 4: Simplify right side
    11,917,800.38x = 89,286,476,424,432.69
  5. Step 5: Solve for x
    x = 89,286,476,424,432.69/11,917,800.38
  6. Step 6: Final answer
    x = 7,491,858.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.