Home / 15,325,523.73-21,127,247.82-12,056,661.14

Finding the Fourth Proportional to 15,325,523.73, 21,127,247.82 and 12,056,661.14

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Solution

The fourth proportional to 15,325,523.73, 21,127,247.82 and 12,056,661.14 is: 16,620,904.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,325,523.73 : 21,127,247.82 = 12,056,661.14 : x
  2. Step 2: Convert to fraction form
    15,325,523.73/21,127,247.82 = 12,056,661.14/x
  3. Step 3: Cross multiply
    15,325,523.73x = 21,127,247.82 × 12,056,661.14
  4. Step 4: Simplify right side
    15,325,523.73x = 254,724,067,680,907.47
  5. Step 5: Solve for x
    x = 254,724,067,680,907.47/15,325,523.73
  6. Step 6: Final answer
    x = 16,620,904.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.