Home / 13,998,450.45-20,997,675.68-11,606,965.95

Finding the Fourth Proportional to 13,998,450.45, 20,997,675.68 and 11,606,965.95

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Solution

The fourth proportional to 13,998,450.45, 20,997,675.68 and 11,606,965.95 is: 17,410,448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,998,450.45 : 20,997,675.68 = 11,606,965.95 : x
  2. Step 2: Convert to fraction form
    13,998,450.45/20,997,675.68 = 11,606,965.95/x
  3. Step 3: Cross multiply
    13,998,450.45x = 20,997,675.68 × 11,606,965.95
  4. Step 4: Simplify right side
    13,998,450.45x = 243,719,306,588,868.25
  5. Step 5: Solve for x
    x = 243,719,306,588,868.25/13,998,450.45
  6. Step 6: Final answer
    x = 17,410,448.93

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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.