Home / 9,269,729.60-13,888,005.60-7,942,625.60

Finding the Fourth Proportional to 9,269,729.60, 13,888,005.60 and 7,942,625.60

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Solution

The fourth proportional to 9,269,729.60, 13,888,005.60 and 7,942,625.60 is: 11,899,724.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269,729.60 : 13,888,005.60 = 7,942,625.60 : x
  2. Step 2: Convert to fraction form
    9,269,729.60/13,888,005.60 = 7,942,625.60/x
  3. Step 3: Cross multiply
    9,269,729.60x = 13,888,005.60 × 7,942,625.60
  4. Step 4: Simplify right side
    9,269,729.60x = 110,307,228,811,503.36
  5. Step 5: Solve for x
    x = 110,307,228,811,503.36/9,269,729.60
  6. Step 6: Final answer
    x = 11,899,724.54

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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.