Home / 13,826,152.26-19,074,768.57-8,660,520.90

Finding the Fourth Proportional to 13,826,152.26, 19,074,768.57 and 8,660,520.90

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Solution

The fourth proportional to 13,826,152.26, 19,074,768.57 and 8,660,520.90 is: 11,948,185.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826,152.26 : 19,074,768.57 = 8,660,520.90 : x
  2. Step 2: Convert to fraction form
    13,826,152.26/19,074,768.57 = 8,660,520.90/x
  3. Step 3: Cross multiply
    13,826,152.26x = 19,074,768.57 × 8,660,520.90
  4. Step 4: Simplify right side
    13,826,152.26x = 165,197,431,863,148.12
  5. Step 5: Solve for x
    x = 165,197,431,863,148.12/13,826,152.26
  6. Step 6: Final answer
    x = 11,948,185.49

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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.