Home / 13,887,806.67-20,824,099.25-4,300,523.55

Finding the Fourth Proportional to 13,887,806.67, 20,824,099.25 and 4,300,523.55

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Solution

The fourth proportional to 13,887,806.67, 20,824,099.25 and 4,300,523.55 is: 6,448,428.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,887,806.67 : 20,824,099.25 = 4,300,523.55 : x
  2. Step 2: Convert to fraction form
    13,887,806.67/20,824,099.25 = 4,300,523.55/x
  3. Step 3: Cross multiply
    13,887,806.67x = 20,824,099.25 × 4,300,523.55
  4. Step 4: Simplify right side
    13,887,806.67x = 89,554,529,210,659.72
  5. Step 5: Solve for x
    x = 89,554,529,210,659.72/13,887,806.67
  6. Step 6: Final answer
    x = 6,448,428.56

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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.