Home / 36,278,686.36-54,441,440.94-13,247,692.81

Finding the Fourth Proportional to 36,278,686.36, 54,441,440.94 and 13,247,692.81

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Solution

The fourth proportional to 36,278,686.36, 54,441,440.94 and 13,247,692.81 is: 19,880,088.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278,686.36 : 54,441,440.94 = 13,247,692.81 : x
  2. Step 2: Convert to fraction form
    36,278,686.36/54,441,440.94 = 13,247,692.81/x
  3. Step 3: Cross multiply
    36,278,686.36x = 54,441,440.94 × 13,247,692.81
  4. Step 4: Simplify right side
    36,278,686.36x = 721,223,485,620,452.88
  5. Step 5: Solve for x
    x = 721,223,485,620,452.88/36,278,686.36
  6. Step 6: Final answer
    x = 19,880,088.23

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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.