Home / 13,658,043.24-18,848,060.98-7,546,428.20

Finding the Fourth Proportional to 13,658,043.24, 18,848,060.98 and 7,546,428.20

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Solution

The fourth proportional to 13,658,043.24, 18,848,060.98 and 7,546,428.20 is: 10,414,049.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,658,043.24 : 18,848,060.98 = 7,546,428.20 : x
  2. Step 2: Convert to fraction form
    13,658,043.24/18,848,060.98 = 7,546,428.20/x
  3. Step 3: Cross multiply
    13,658,043.24x = 18,848,060.98 × 7,546,428.20
  4. Step 4: Simplify right side
    13,658,043.24x = 142,235,538,894,791.66
  5. Step 5: Solve for x
    x = 142,235,538,894,791.66/13,658,043.24
  6. Step 6: Final answer
    x = 10,414,049.54

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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.