Home / 81,336,090.30-122,004,135.45-27,482,624.70

Finding the Fourth Proportional to 81,336,090.30, 122,004,135.45 and 27,482,624.70

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Solution

The fourth proportional to 81,336,090.30, 122,004,135.45 and 27,482,624.70 is: 41,223,937.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,336,090.30 : 122,004,135.45 = 27,482,624.70 : x
  2. Step 2: Convert to fraction form
    81,336,090.30/122,004,135.45 = 27,482,624.70/x
  3. Step 3: Cross multiply
    81,336,090.30x = 122,004,135.45 × 27,482,624.70
  4. Step 4: Simplify right side
    81,336,090.30x = 3,352,993,866,420,315.50
  5. Step 5: Solve for x
    x = 3,352,993,866,420,315.50/81,336,090.30
  6. Step 6: Final answer
    x = 41,223,937.05

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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.