Home / 22,476,517.29-31,017,592.85-12,163,240.67

Finding the Fourth Proportional to 22,476,517.29, 31,017,592.85 and 12,163,240.67

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Solution

The fourth proportional to 22,476,517.29, 31,017,592.85 and 12,163,240.67 is: 16,785,271.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,476,517.29 : 31,017,592.85 = 12,163,240.67 : x
  2. Step 2: Convert to fraction form
    22,476,517.29/31,017,592.85 = 12,163,240.67/x
  3. Step 3: Cross multiply
    22,476,517.29x = 31,017,592.85 × 12,163,240.67
  4. Step 4: Simplify right side
    22,476,517.29x = 377,274,446,622,717
  5. Step 5: Solve for x
    x = 377,274,446,622,717/22,476,517.29
  6. Step 6: Final answer
    x = 16,785,271.57

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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.