Home / 6,413,614.02-8,851,668.05-3,932,395.90

Finding the Fourth Proportional to 6,413,614.02, 8,851,668.05 and 3,932,395.90

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Solution

The fourth proportional to 6,413,614.02, 8,851,668.05 and 3,932,395.90 is: 5,427,246.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413,614.02 : 8,851,668.05 = 3,932,395.90 : x
  2. Step 2: Convert to fraction form
    6,413,614.02/8,851,668.05 = 3,932,395.90/x
  3. Step 3: Cross multiply
    6,413,614.02x = 8,851,668.05 × 3,932,395.90
  4. Step 4: Simplify right side
    6,413,614.02x = 34,808,263,135,682.82
  5. Step 5: Solve for x
    x = 34,808,263,135,682.82/6,413,614.02
  6. Step 6: Final answer
    x = 5,427,246.33

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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.