Home / 11,173,721.10-16,753,722.32-4,342,317.78

Finding the Fourth Proportional to 11,173,721.10, 16,753,722.32 and 4,342,317.78

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Solution

The fourth proportional to 11,173,721.10, 16,753,722.32 and 4,342,317.78 is: 6,510,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173,721.10 : 16,753,722.32 = 4,342,317.78 : x
  2. Step 2: Convert to fraction form
    11,173,721.10/16,753,722.32 = 4,342,317.78/x
  3. Step 3: Cross multiply
    11,173,721.10x = 16,753,722.32 × 4,342,317.78
  4. Step 4: Simplify right side
    11,173,721.10x = 72,749,986,311,318.86
  5. Step 5: Solve for x
    x = 72,749,986,311,318.86/11,173,721.10
  6. Step 6: Final answer
    x = 6,510,811.01

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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.