Home / 18,499,444.40-27,749,166.60-18,216,009.20

Finding the Fourth Proportional to 18,499,444.40, 27,749,166.60 and 18,216,009.20

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Solution

The fourth proportional to 18,499,444.40, 27,749,166.60 and 18,216,009.20 is: 27,324,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,499,444.40 : 27,749,166.60 = 18,216,009.20 : x
  2. Step 2: Convert to fraction form
    18,499,444.40/27,749,166.60 = 18,216,009.20/x
  3. Step 3: Cross multiply
    18,499,444.40x = 27,749,166.60 × 18,216,009.20
  4. Step 4: Simplify right side
    18,499,444.40x = 505,479,074,077,932.75
  5. Step 5: Solve for x
    x = 505,479,074,077,932.75/18,499,444.40
  6. Step 6: Final answer
    x = 27,324,013.80

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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.