Home / 13,523,188.48-20,236,294.76-11,707,797.85

Finding the Fourth Proportional to 13,523,188.48, 20,236,294.76 and 11,707,797.85

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Solution

The fourth proportional to 13,523,188.48, 20,236,294.76 and 11,707,797.85 is: 17,519,717.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,523,188.48 : 20,236,294.76 = 11,707,797.85 : x
  2. Step 2: Convert to fraction form
    13,523,188.48/20,236,294.76 = 11,707,797.85/x
  3. Step 3: Cross multiply
    13,523,188.48x = 20,236,294.76 × 11,707,797.85
  4. Step 4: Simplify right side
    13,523,188.48x = 236,922,448,173,964.53
  5. Step 5: Solve for x
    x = 236,922,448,173,964.53/13,523,188.48
  6. Step 6: Final answer
    x = 17,519,717.97

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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.