Home / 18,119,831.24-27,184,003.72-5,989,295.41

Finding the Fourth Proportional to 18,119,831.24, 27,184,003.72 and 5,989,295.41

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Solution

The fourth proportional to 18,119,831.24, 27,184,003.72 and 5,989,295.41 is: 8,985,350.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,119,831.24 : 27,184,003.72 = 5,989,295.41 : x
  2. Step 2: Convert to fraction form
    18,119,831.24/27,184,003.72 = 5,989,295.41/x
  3. Step 3: Cross multiply
    18,119,831.24x = 27,184,003.72 × 5,989,295.41
  4. Step 4: Simplify right side
    18,119,831.24x = 162,813,028,622,685.69
  5. Step 5: Solve for x
    x = 162,813,028,622,685.69/18,119,831.24
  6. Step 6: Final answer
    x = 8,985,350.16

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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.