Home / 22,536,846.90-31,100,850.72-12,747,080.52

Finding the Fourth Proportional to 22,536,846.90, 31,100,850.72 and 12,747,080.52

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Solution

The fourth proportional to 22,536,846.90, 31,100,850.72 and 12,747,080.52 is: 17,590,972.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,536,846.90 : 31,100,850.72 = 12,747,080.52 : x
  2. Step 2: Convert to fraction form
    22,536,846.90/31,100,850.72 = 12,747,080.52/x
  3. Step 3: Cross multiply
    22,536,846.90x = 31,100,850.72 × 12,747,080.52
  4. Step 4: Simplify right side
    22,536,846.90x = 396,445,048,368,339.94
  5. Step 5: Solve for x
    x = 396,445,048,368,339.94/22,536,846.90
  6. Step 6: Final answer
    x = 17,590,972.25

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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.