Home / 12,309,105.02-16,986,904.36-6,802,836.80

Finding the Fourth Proportional to 12,309,105.02, 16,986,904.36 and 6,802,836.80

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Solution

The fourth proportional to 12,309,105.02, 16,986,904.36 and 6,802,836.80 is: 9,388,102.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,309,105.02 : 16,986,904.36 = 6,802,836.80 : x
  2. Step 2: Convert to fraction form
    12,309,105.02/16,986,904.36 = 6,802,836.80/x
  3. Step 3: Cross multiply
    12,309,105.02x = 16,986,904.36 × 6,802,836.80
  4. Step 4: Simplify right side
    12,309,105.02x = 115,559,138,098,288.44
  5. Step 5: Solve for x
    x = 115,559,138,098,288.44/12,309,105.02
  6. Step 6: Final answer
    x = 9,388,102.38

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1.5x scale

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.