Home / 18,030,742.94-27,049,263.70-7,933,101.50

Finding the Fourth Proportional to 18,030,742.94, 27,049,263.70 and 7,933,101.50

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Solution

The fourth proportional to 18,030,742.94, 27,049,263.70 and 7,933,101.50 is: 11,901,037.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030,742.94 : 27,049,263.70 = 7,933,101.50 : x
  2. Step 2: Convert to fraction form
    18,030,742.94/27,049,263.70 = 7,933,101.50/x
  3. Step 3: Cross multiply
    18,030,742.94x = 27,049,263.70 × 7,933,101.50
  4. Step 4: Simplify right side
    18,030,742.94x = 214,584,554,432,365.53
  5. Step 5: Solve for x
    x = 214,584,554,432,365.53/18,030,742.94
  6. Step 6: Final answer
    x = 11,901,037.86

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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.