Home / 18,048,395.66-27,095,675.26-15,505,876.94

Finding the Fourth Proportional to 18,048,395.66, 27,095,675.26 and 15,505,876.94

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Solution

The fourth proportional to 18,048,395.66, 27,095,675.26 and 15,505,876.94 is: 23,278,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,048,395.66 : 27,095,675.26 = 15,505,876.94 : x
  2. Step 2: Convert to fraction form
    18,048,395.66/27,095,675.26 = 15,505,876.94/x
  3. Step 3: Cross multiply
    18,048,395.66x = 27,095,675.26 × 15,505,876.94
  4. Step 4: Simplify right side
    18,048,395.66x = 420,142,206,187,762.50
  5. Step 5: Solve for x
    x = 420,142,206,187,762.50/18,048,395.66
  6. Step 6: Final answer
    x = 23,278,645.60

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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.