Home / 13,318,145.72-19,969,588.08-4,093,716.02

Finding the Fourth Proportional to 13,318,145.72, 19,969,588.08 and 4,093,716.02

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Solution

The fourth proportional to 13,318,145.72, 19,969,588.08 and 4,093,716.02 is: 6,138,228.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,318,145.72 : 19,969,588.08 = 4,093,716.02 : x
  2. Step 2: Convert to fraction form
    13,318,145.72/19,969,588.08 = 4,093,716.02/x
  3. Step 3: Cross multiply
    13,318,145.72x = 19,969,588.08 × 4,093,716.02
  4. Step 4: Simplify right side
    13,318,145.72x = 81,749,822,635,897.03
  5. Step 5: Solve for x
    x = 81,749,822,635,897.03/13,318,145.72
  6. Step 6: Final answer
    x = 6,138,228.58

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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.