Home / 13,646,979.97-20,477,554.57-5,565,884.29

Finding the Fourth Proportional to 13,646,979.97, 20,477,554.57 and 5,565,884.29

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Solution

The fourth proportional to 13,646,979.97, 20,477,554.57 and 5,565,884.29 is: 8,351,715.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,646,979.97 : 20,477,554.57 = 5,565,884.29 : x
  2. Step 2: Convert to fraction form
    13,646,979.97/20,477,554.57 = 5,565,884.29/x
  3. Step 3: Cross multiply
    13,646,979.97x = 20,477,554.57 × 5,565,884.29
  4. Step 4: Simplify right side
    13,646,979.97x = 113,975,699,234,544.16
  5. Step 5: Solve for x
    x = 113,975,699,234,544.16/13,646,979.97
  6. Step 6: Final answer
    x = 8,351,715.87

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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.