Home / 29,378,603.20-44,082,387.60-13,215,992.80

Finding the Fourth Proportional to 29,378,603.20, 44,082,387.60 and 13,215,992.80

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Solution

The fourth proportional to 29,378,603.20, 44,082,387.60 and 13,215,992.80 is: 19,830,504.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,378,603.20 : 44,082,387.60 = 13,215,992.80 : x
  2. Step 2: Convert to fraction form
    29,378,603.20/44,082,387.60 = 13,215,992.80/x
  3. Step 3: Cross multiply
    29,378,603.20x = 44,082,387.60 × 13,215,992.80
  4. Step 4: Simplify right side
    29,378,603.20x = 582,592,517,128,409.38
  5. Step 5: Solve for x
    x = 582,592,517,128,409.38/29,378,603.20
  6. Step 6: Final answer
    x = 19,830,504.30

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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.