Home / 11,200,969.28-16,810,422.24-5,811,164.48

Finding the Fourth Proportional to 11,200,969.28, 16,810,422.24 and 5,811,164.48

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Solution

The fourth proportional to 11,200,969.28, 16,810,422.24 and 5,811,164.48 is: 8,721,399.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,200,969.28 : 16,810,422.24 = 5,811,164.48 : x
  2. Step 2: Convert to fraction form
    11,200,969.28/16,810,422.24 = 5,811,164.48/x
  3. Step 3: Cross multiply
    11,200,969.28x = 16,810,422.24 × 5,811,164.48
  4. Step 4: Simplify right side
    11,200,969.28x = 97,688,128,614,890.03
  5. Step 5: Solve for x
    x = 97,688,128,614,890.03/11,200,969.28
  6. Step 6: Final answer
    x = 8,721,399.57

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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.