Home / 14,811,588.77-20,431,054.77-9,782,369.05

Finding the Fourth Proportional to 14,811,588.77, 20,431,054.77 and 9,782,369.05

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Solution

The fourth proportional to 14,811,588.77, 20,431,054.77 and 9,782,369.05 is: 13,493,766.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811,588.77 : 20,431,054.77 = 9,782,369.05 : x
  2. Step 2: Convert to fraction form
    14,811,588.77/20,431,054.77 = 9,782,369.05/x
  3. Step 3: Cross multiply
    14,811,588.77x = 20,431,054.77 × 9,782,369.05
  4. Step 4: Simplify right side
    14,811,588.77x = 199,864,117,840,902.88
  5. Step 5: Solve for x
    x = 199,864,117,840,902.88/14,811,588.77
  6. Step 6: Final answer
    x = 13,493,766.33

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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.