Home / 13,436,311.76-20,151,146.09-5,759,086.01

Finding the Fourth Proportional to 13,436,311.76, 20,151,146.09 and 5,759,086.01

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Solution

The fourth proportional to 13,436,311.76, 20,151,146.09 and 5,759,086.01 is: 8,637,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,436,311.76 : 20,151,146.09 = 5,759,086.01 : x
  2. Step 2: Convert to fraction form
    13,436,311.76/20,151,146.09 = 5,759,086.01/x
  3. Step 3: Cross multiply
    13,436,311.76x = 20,151,146.09 × 5,759,086.01
  4. Step 4: Simplify right side
    13,436,311.76x = 116,052,183,532,385.20
  5. Step 5: Solve for x
    x = 116,052,183,532,385.20/13,436,311.76
  6. Step 6: Final answer
    x = 8,637,205.33

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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.