Home / 36,288,869.40-54,437,969.70-18,102,360.60

Finding the Fourth Proportional to 36,288,869.40, 54,437,969.70 and 18,102,360.60

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Solution

The fourth proportional to 36,288,869.40, 54,437,969.70 and 18,102,360.60 is: 27,155,868.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288,869.40 : 54,437,969.70 = 18,102,360.60 : x
  2. Step 2: Convert to fraction form
    36,288,869.40/54,437,969.70 = 18,102,360.60/x
  3. Step 3: Cross multiply
    36,288,869.40x = 54,437,969.70 × 18,102,360.60
  4. Step 4: Simplify right side
    36,288,869.40x = 985,455,757,841,274
  5. Step 5: Solve for x
    x = 985,455,757,841,274/36,288,869.40
  6. Step 6: Final answer
    x = 27,155,868.29

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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.