Home / 47,826,616.24-71,739,451.52-21,911,566.80

Finding the Fourth Proportional to 47,826,616.24, 71,739,451.52 and 21,911,566.80

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Solution

The fourth proportional to 47,826,616.24, 71,739,451.52 and 21,911,566.80 is: 32,867,133.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,826,616.24 : 71,739,451.52 = 21,911,566.80 : x
  2. Step 2: Convert to fraction form
    47,826,616.24/71,739,451.52 = 21,911,566.80/x
  3. Step 3: Cross multiply
    47,826,616.24x = 71,739,451.52 × 21,911,566.80
  4. Step 4: Simplify right side
    47,826,616.24x = 1,571,923,784,175,841.50
  5. Step 5: Solve for x
    x = 1,571,923,784,175,841.50/47,826,616.24
  6. Step 6: Final answer
    x = 32,867,133.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.