Home / 19,773,505.38-27,287,876.94-11,286,473.77

Finding the Fourth Proportional to 19,773,505.38, 27,287,876.94 and 11,286,473.77

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Solution

The fourth proportional to 19,773,505.38, 27,287,876.94 and 11,286,473.77 is: 15,575,584.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,773,505.38 : 27,287,876.94 = 11,286,473.77 : x
  2. Step 2: Convert to fraction form
    19,773,505.38/27,287,876.94 = 11,286,473.77/x
  3. Step 3: Cross multiply
    19,773,505.38x = 27,287,876.94 × 11,286,473.77
  4. Step 4: Simplify right side
    19,773,505.38x = 307,983,907,185,858.50
  5. Step 5: Solve for x
    x = 307,983,907,185,858.50/19,773,505.38
  6. Step 6: Final answer
    x = 15,575,584.67

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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.