Home / 12,011,689.09-16,576,042.54-6,504,936.20

Finding the Fourth Proportional to 12,011,689.09, 16,576,042.54 and 6,504,936.20

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Solution

The fourth proportional to 12,011,689.09, 16,576,042.54 and 6,504,936.20 is: 8,976,764.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011,689.09 : 16,576,042.54 = 6,504,936.20 : x
  2. Step 2: Convert to fraction form
    12,011,689.09/16,576,042.54 = 6,504,936.20/x
  3. Step 3: Cross multiply
    12,011,689.09x = 16,576,042.54 × 6,504,936.20
  4. Step 4: Simplify right side
    12,011,689.09x = 107,826,099,055,781.06
  5. Step 5: Solve for x
    x = 107,826,099,055,781.06/12,011,689.09
  6. Step 6: Final answer
    x = 8,976,764.07

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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.