Home / 13,253,342.76-19,877,799.60-3,669,690.06

Finding the Fourth Proportional to 13,253,342.76, 19,877,799.60 and 3,669,690.06

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Solution

The fourth proportional to 13,253,342.76, 19,877,799.60 and 3,669,690.06 is: 5,503,921.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253,342.76 : 19,877,799.60 = 3,669,690.06 : x
  2. Step 2: Convert to fraction form
    13,253,342.76/19,877,799.60 = 3,669,690.06/x
  3. Step 3: Cross multiply
    13,253,342.76x = 19,877,799.60 × 3,669,690.06
  4. Step 4: Simplify right side
    13,253,342.76x = 72,945,363,606,791.98
  5. Step 5: Solve for x
    x = 72,945,363,606,791.98/13,253,342.76
  6. Step 6: Final answer
    x = 5,503,921.91

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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.