Home / 22,496,719.12-31,047,997.32-12,707,794.08

Finding the Fourth Proportional to 22,496,719.12, 31,047,997.32 and 12,707,794.08

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Solution

The fourth proportional to 22,496,719.12, 31,047,997.32 and 12,707,794.08 is: 17,538,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,496,719.12 : 31,047,997.32 = 12,707,794.08 : x
  2. Step 2: Convert to fraction form
    22,496,719.12/31,047,997.32 = 12,707,794.08/x
  3. Step 3: Cross multiply
    22,496,719.12x = 31,047,997.32 × 12,707,794.08
  4. Step 4: Simplify right side
    22,496,719.12x = 394,551,556,538,951.88
  5. Step 5: Solve for x
    x = 394,551,556,538,951.88/22,496,719.12
  6. Step 6: Final answer
    x = 17,538,182.10

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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.