Home / 36,921,137.70-55,431,570.15-21,584,144.10

Finding the Fourth Proportional to 36,921,137.70, 55,431,570.15 and 21,584,144.10

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Solution

The fourth proportional to 36,921,137.70, 55,431,570.15 and 21,584,144.10 is: 32,405,366.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,921,137.70 : 55,431,570.15 = 21,584,144.10 : x
  2. Step 2: Convert to fraction form
    36,921,137.70/55,431,570.15 = 21,584,144.10/x
  3. Step 3: Cross multiply
    36,921,137.70x = 55,431,570.15 × 21,584,144.10
  4. Step 4: Simplify right side
    36,921,137.70x = 1,196,442,997,806,858.75
  5. Step 5: Solve for x
    x = 1,196,442,997,806,858.75/36,921,137.70
  6. Step 6: Final answer
    x = 32,405,366.47

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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.