Home / 15,178,550.44-20,946,896.06-8,652,061.32

Finding the Fourth Proportional to 15,178,550.44, 20,946,896.06 and 8,652,061.32

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Solution

The fourth proportional to 15,178,550.44, 20,946,896.06 and 8,652,061.32 is: 11,940,127.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,178,550.44 : 20,946,896.06 = 8,652,061.32 : x
  2. Step 2: Convert to fraction form
    15,178,550.44/20,946,896.06 = 8,652,061.32/x
  3. Step 3: Cross multiply
    15,178,550.44x = 20,946,896.06 × 8,652,061.32
  4. Step 4: Simplify right side
    15,178,550.44x = 181,233,829,174,786.41
  5. Step 5: Solve for x
    x = 181,233,829,174,786.41/15,178,550.44
  6. Step 6: Final answer
    x = 11,940,127.61

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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.