Home / 11,618,148.28-16,032,955.96-6,391,043.89

Finding the Fourth Proportional to 11,618,148.28, 16,032,955.96 and 6,391,043.89

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Solution

The fourth proportional to 11,618,148.28, 16,032,955.96 and 6,391,043.89 is: 8,819,591.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618,148.28 : 16,032,955.96 = 6,391,043.89 : x
  2. Step 2: Convert to fraction form
    11,618,148.28/16,032,955.96 = 6,391,043.89/x
  3. Step 3: Cross multiply
    11,618,148.28x = 16,032,955.96 × 6,391,043.89
  4. Step 4: Simplify right side
    11,618,148.28x = 102,467,325,162,609.91
  5. Step 5: Solve for x
    x = 102,467,325,162,609.91/11,618,148.28
  6. Step 6: Final answer
    x = 8,819,591.79

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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.