Home / 18,027,615.56-27,022,527.65-6,660,814.28

Finding the Fourth Proportional to 18,027,615.56, 27,022,527.65 and 6,660,814.28

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Solution

The fourth proportional to 18,027,615.56, 27,022,527.65 and 6,660,814.28 is: 9,984,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027,615.56 : 27,022,527.65 = 6,660,814.28 : x
  2. Step 2: Convert to fraction form
    18,027,615.56/27,022,527.65 = 6,660,814.28/x
  3. Step 3: Cross multiply
    18,027,615.56x = 27,022,527.65 × 6,660,814.28
  4. Step 4: Simplify right side
    18,027,615.56x = 179,992,037,934,354.25
  5. Step 5: Solve for x
    x = 179,992,037,934,354.25/18,027,615.56
  6. Step 6: Final answer
    x = 9,984,239.87

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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.