Home / 22,579,218.72-31,159,149.66-12,266,015.22

Finding the Fourth Proportional to 22,579,218.72, 31,159,149.66 and 12,266,015.22

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Solution

The fourth proportional to 22,579,218.72, 31,159,149.66 and 12,266,015.22 is: 16,927,007.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,579,218.72 : 31,159,149.66 = 12,266,015.22 : x
  2. Step 2: Convert to fraction form
    22,579,218.72/31,159,149.66 = 12,266,015.22/x
  3. Step 3: Cross multiply
    22,579,218.72x = 31,159,149.66 × 12,266,015.22
  4. Step 4: Simplify right side
    22,579,218.72x = 382,198,603,971,817.88
  5. Step 5: Solve for x
    x = 382,198,603,971,817.88/22,579,218.72
  6. Step 6: Final answer
    x = 16,927,007.47

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Double scale
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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.