Home / 13,523,191.86-20,236,299.81-11,707,801.23

Finding the Fourth Proportional to 13,523,191.86, 20,236,299.81 and 11,707,801.23

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Solution

The fourth proportional to 13,523,191.86, 20,236,299.81 and 11,707,801.23 is: 17,519,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,523,191.86 : 20,236,299.81 = 11,707,801.23 : x
  2. Step 2: Convert to fraction form
    13,523,191.86/20,236,299.81 = 11,707,801.23/x
  3. Step 3: Cross multiply
    13,523,191.86x = 20,236,299.81 × 11,707,801.23
  4. Step 4: Simplify right side
    13,523,191.86x = 236,922,575,806,166.75
  5. Step 5: Solve for x
    x = 236,922,575,806,166.75/13,523,191.86
  6. Step 6: Final answer
    x = 17,519,723.03

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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.