Home / 14,986,844.13-20,682,346.40-9,184,505.32

Finding the Fourth Proportional to 14,986,844.13, 20,682,346.40 and 9,184,505.32

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Solution

The fourth proportional to 14,986,844.13, 20,682,346.40 and 9,184,505.32 is: 12,674,924.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986,844.13 : 20,682,346.40 = 9,184,505.32 : x
  2. Step 2: Convert to fraction form
    14,986,844.13/20,682,346.40 = 9,184,505.32/x
  3. Step 3: Cross multiply
    14,986,844.13x = 20,682,346.40 × 9,184,505.32
  4. Step 4: Simplify right side
    14,986,844.13x = 189,957,120,540,882.84
  5. Step 5: Solve for x
    x = 189,957,120,540,882.84/14,986,844.13
  6. Step 6: Final answer
    x = 12,674,924.68

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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.