Home / 18,170,928.62-27,268,513.91-9,425,267.49

Finding the Fourth Proportional to 18,170,928.62, 27,268,513.91 and 9,425,267.49

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Solution

The fourth proportional to 18,170,928.62, 27,268,513.91 and 9,425,267.49 is: 14,144,188.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,170,928.62 : 27,268,513.91 = 9,425,267.49 : x
  2. Step 2: Convert to fraction form
    18,170,928.62/27,268,513.91 = 9,425,267.49/x
  3. Step 3: Cross multiply
    18,170,928.62x = 27,268,513.91 × 9,425,267.49
  4. Step 4: Simplify right side
    18,170,928.62x = 257,013,037,609,409.47
  5. Step 5: Solve for x
    x = 257,013,037,609,409.47/18,170,928.62
  6. Step 6: Final answer
    x = 14,144,188.39

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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.