Home / 18,245,751.26-25,045,014.65-16,134,508.94

Finding the Fourth Proportional to 18,245,751.26, 25,045,014.65 and 16,134,508.94

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Solution

The fourth proportional to 18,245,751.26, 25,045,014.65 and 16,134,508.94 is: 22,147,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,245,751.26 : 25,045,014.65 = 16,134,508.94 : x
  2. Step 2: Convert to fraction form
    18,245,751.26/25,045,014.65 = 16,134,508.94/x
  3. Step 3: Cross multiply
    18,245,751.26x = 25,045,014.65 × 16,134,508.94
  4. Step 4: Simplify right side
    18,245,751.26x = 404,089,012,566,958.38
  5. Step 5: Solve for x
    x = 404,089,012,566,958.38/18,245,751.26
  6. Step 6: Final answer
    x = 22,147,019.70

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.