Home / 11,601,428.80-17,395,231.20-7,116,923.20

Finding the Fourth Proportional to 11,601,428.80, 17,395,231.20 and 7,116,923.20

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Solution

The fourth proportional to 11,601,428.80, 17,395,231.20 and 7,116,923.20 is: 10,671,144.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,601,428.80 : 17,395,231.20 = 7,116,923.20 : x
  2. Step 2: Convert to fraction form
    11,601,428.80/17,395,231.20 = 7,116,923.20/x
  3. Step 3: Cross multiply
    11,601,428.80x = 17,395,231.20 × 7,116,923.20
  4. Step 4: Simplify right side
    11,601,428.80x = 123,800,524,496,643.84
  5. Step 5: Solve for x
    x = 123,800,524,496,643.84/11,601,428.80
  6. Step 6: Final answer
    x = 10,671,144.62

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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.