Home / 13,533,869.28-20,301,997.56-3,818,567.28

Finding the Fourth Proportional to 13,533,869.28, 20,301,997.56 and 3,818,567.28

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Solution

The fourth proportional to 13,533,869.28, 20,301,997.56 and 3,818,567.28 is: 5,728,187.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,533,869.28 : 20,301,997.56 = 3,818,567.28 : x
  2. Step 2: Convert to fraction form
    13,533,869.28/20,301,997.56 = 3,818,567.28/x
  3. Step 3: Cross multiply
    13,533,869.28x = 20,301,997.56 × 3,818,567.28
  4. Step 4: Simplify right side
    13,533,869.28x = 77,524,543,601,255.83
  5. Step 5: Solve for x
    x = 77,524,543,601,255.83/13,533,869.28
  6. Step 6: Final answer
    x = 5,728,187.70

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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.