Home / 16,689,766.96-23,019,213.07-14,621,191.28

Finding the Fourth Proportional to 16,689,766.96, 23,019,213.07 and 14,621,191.28

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Solution

The fourth proportional to 16,689,766.96, 23,019,213.07 and 14,621,191.28 is: 20,166,148.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,689,766.96 : 23,019,213.07 = 14,621,191.28 : x
  2. Step 2: Convert to fraction form
    16,689,766.96/23,019,213.07 = 14,621,191.28/x
  3. Step 3: Cross multiply
    16,689,766.96x = 23,019,213.07 × 14,621,191.28
  4. Step 4: Simplify right side
    16,689,766.96x = 336,568,317,448,287.38
  5. Step 5: Solve for x
    x = 336,568,317,448,287.38/16,689,766.96
  6. Step 6: Final answer
    x = 20,166,148.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.