Home / 18,522,488.70-27,772,961.67-7,008,844.95

Finding the Fourth Proportional to 18,522,488.70, 27,772,961.67 and 7,008,844.95

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Solution

The fourth proportional to 18,522,488.70, 27,772,961.67 and 7,008,844.95 is: 10,509,191.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522,488.70 : 27,772,961.67 = 7,008,844.95 : x
  2. Step 2: Convert to fraction form
    18,522,488.70/27,772,961.67 = 7,008,844.95/x
  3. Step 3: Cross multiply
    18,522,488.70x = 27,772,961.67 × 7,008,844.95
  4. Step 4: Simplify right side
    18,522,488.70x = 194,656,382,147,323.09
  5. Step 5: Solve for x
    x = 194,656,382,147,323.09/18,522,488.70
  6. Step 6: Final answer
    x = 10,509,191.57

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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.