Home / 12,116,884.44-16,721,031.42-6,684,375

Finding the Fourth Proportional to 12,116,884.44, 16,721,031.42 and 6,684,375

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Solution

The fourth proportional to 12,116,884.44, 16,721,031.42 and 6,684,375 is: 9,224,289.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,116,884.44 : 16,721,031.42 = 6,684,375 : x
  2. Step 2: Convert to fraction form
    12,116,884.44/16,721,031.42 = 6,684,375/x
  3. Step 3: Cross multiply
    12,116,884.44x = 16,721,031.42 × 6,684,375
  4. Step 4: Simplify right side
    12,116,884.44x = 111,769,644,398,062.50
  5. Step 5: Solve for x
    x = 111,769,644,398,062.50/12,116,884.44
  6. Step 6: Final answer
    x = 9,224,289.04

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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.