Home / 11,219,022.42-15,479,613.85-6,808,650.22

Finding the Fourth Proportional to 11,219,022.42, 15,479,613.85 and 6,808,650.22

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Solution

The fourth proportional to 11,219,022.42, 15,479,613.85 and 6,808,650.22 is: 9,394,336.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219,022.42 : 15,479,613.85 = 6,808,650.22 : x
  2. Step 2: Convert to fraction form
    11,219,022.42/15,479,613.85 = 6,808,650.22/x
  3. Step 3: Cross multiply
    11,219,022.42x = 15,479,613.85 × 6,808,650.22
  4. Step 4: Simplify right side
    11,219,022.42x = 105,395,276,286,968.67
  5. Step 5: Solve for x
    x = 105,395,276,286,968.67/11,219,022.42
  6. Step 6: Final answer
    x = 9,394,336.89

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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.