Home / 13,608,632.10-20,384,954.55-9,353,604.90

Finding the Fourth Proportional to 13,608,632.10, 20,384,954.55 and 9,353,604.90

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Solution

The fourth proportional to 13,608,632.10, 20,384,954.55 and 9,353,604.90 is: 14,011,166.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,632.10 : 20,384,954.55 = 9,353,604.90 : x
  2. Step 2: Convert to fraction form
    13,608,632.10/20,384,954.55 = 9,353,604.90/x
  3. Step 3: Cross multiply
    13,608,632.10x = 20,384,954.55 × 9,353,604.90
  4. Step 4: Simplify right side
    13,608,632.10x = 190,672,810,765,157.31
  5. Step 5: Solve for x
    x = 190,672,810,765,157.31/13,608,632.10
  6. Step 6: Final answer
    x = 14,011,166.54

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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.