Home / 14,811,584.77-20,431,049.25-9,782,365.05

Finding the Fourth Proportional to 14,811,584.77, 20,431,049.25 and 9,782,365.05

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Solution

The fourth proportional to 14,811,584.77, 20,431,049.25 and 9,782,365.05 is: 13,493,760.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811,584.77 : 20,431,049.25 = 9,782,365.05 : x
  2. Step 2: Convert to fraction form
    14,811,584.77/20,431,049.25 = 9,782,365.05/x
  3. Step 3: Cross multiply
    14,811,584.77x = 20,431,049.25 × 9,782,365.05
  4. Step 4: Simplify right side
    14,811,584.77x = 199,863,982,118,028.72
  5. Step 5: Solve for x
    x = 199,863,982,118,028.72/14,811,584.77
  6. Step 6: Final answer
    x = 13,493,760.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.