Home / 22,972,589.76-31,702,387.20-12,659,682.72

Finding the Fourth Proportional to 22,972,589.76, 31,702,387.20 and 12,659,682.72

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Solution

The fourth proportional to 22,972,589.76, 31,702,387.20 and 12,659,682.72 is: 17,470,479.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,972,589.76 : 31,702,387.20 = 12,659,682.72 : x
  2. Step 2: Convert to fraction form
    22,972,589.76/31,702,387.20 = 12,659,682.72/x
  3. Step 3: Cross multiply
    22,972,589.76x = 31,702,387.20 × 12,659,682.72
  4. Step 4: Simplify right side
    22,972,589.76x = 401,342,163,418,589.19
  5. Step 5: Solve for x
    x = 401,342,163,418,589.19/22,972,589.76
  6. Step 6: Final answer
    x = 17,470,479.72

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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.