Home / 11,073,640.20-16,603,243.20-9,939,899.40

Finding the Fourth Proportional to 11,073,640.20, 16,603,243.20 and 9,939,899.40

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Solution

The fourth proportional to 11,073,640.20, 16,603,243.20 and 9,939,899.40 is: 14,903,370.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073,640.20 : 16,603,243.20 = 9,939,899.40 : x
  2. Step 2: Convert to fraction form
    11,073,640.20/16,603,243.20 = 9,939,899.40/x
  3. Step 3: Cross multiply
    11,073,640.20x = 16,603,243.20 × 9,939,899.40
  4. Step 4: Simplify right side
    11,073,640.20x = 165,034,567,121,734.09
  5. Step 5: Solve for x
    x = 165,034,567,121,734.09/11,073,640.20
  6. Step 6: Final answer
    x = 14,903,370.90

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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.