Home / 10,789,520.22-16,173,375.11-4,645,509.51

Finding the Fourth Proportional to 10,789,520.22, 16,173,375.11 and 4,645,509.51

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Solution

The fourth proportional to 10,789,520.22, 16,173,375.11 and 4,645,509.51 is: 6,963,568.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789,520.22 : 16,173,375.11 = 4,645,509.51 : x
  2. Step 2: Convert to fraction form
    10,789,520.22/16,173,375.11 = 4,645,509.51/x
  3. Step 3: Cross multiply
    10,789,520.22x = 16,173,375.11 × 4,645,509.51
  4. Step 4: Simplify right side
    10,789,520.22x = 75,133,567,859,074.75
  5. Step 5: Solve for x
    x = 75,133,567,859,074.75/10,789,520.22
  6. Step 6: Final answer
    x = 6,963,568.94

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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.