Home / 41,209,620.80-61,814,431.20-18,491,259.20

Finding the Fourth Proportional to 41,209,620.80, 61,814,431.20 and 18,491,259.20

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Solution

The fourth proportional to 41,209,620.80, 61,814,431.20 and 18,491,259.20 is: 27,736,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,209,620.80 : 61,814,431.20 = 18,491,259.20 : x
  2. Step 2: Convert to fraction form
    41,209,620.80/61,814,431.20 = 18,491,259.20/x
  3. Step 3: Cross multiply
    41,209,620.80x = 61,814,431.20 × 18,491,259.20
  4. Step 4: Simplify right side
    41,209,620.80x = 1,143,026,669,619,767
  5. Step 5: Solve for x
    x = 1,143,026,669,619,767/41,209,620.80
  6. Step 6: Final answer
    x = 27,736,888.80

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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.