Home / 79,242,475.92-118,871,858.22-27,426,993.81

Finding the Fourth Proportional to 79,242,475.92, 118,871,858.22 and 27,426,993.81

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Solution

The fourth proportional to 79,242,475.92, 118,871,858.22 and 27,426,993.81 is: 41,143,309.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,242,475.92 : 118,871,858.22 = 27,426,993.81 : x
  2. Step 2: Convert to fraction form
    79,242,475.92/118,871,858.22 = 27,426,993.81/x
  3. Step 3: Cross multiply
    79,242,475.92x = 118,871,858.22 × 27,426,993.81
  4. Step 4: Simplify right side
    79,242,475.92x = 3,260,297,719,583,137.50
  5. Step 5: Solve for x
    x = 3,260,297,719,583,137.50/79,242,475.92
  6. Step 6: Final answer
    x = 41,143,309.59

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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.