Home / 22,592,883.78-31,178,386.22-12,279,633.30

Finding the Fourth Proportional to 22,592,883.78, 31,178,386.22 and 12,279,633.30

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Solution

The fourth proportional to 22,592,883.78, 31,178,386.22 and 12,279,633.30 is: 16,946,006.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,592,883.78 : 31,178,386.22 = 12,279,633.30 : x
  2. Step 2: Convert to fraction form
    22,592,883.78/31,178,386.22 = 12,279,633.30/x
  3. Step 3: Cross multiply
    22,592,883.78x = 31,178,386.22 × 12,279,633.30
  4. Step 4: Simplify right side
    22,592,883.78x = 382,859,149,605,975
  5. Step 5: Solve for x
    x = 382,859,149,605,975/22,592,883.78
  6. Step 6: Final answer
    x = 16,946,006.24

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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.