Home / 47,260,891.20-70,891,336.80-18,497,467.20

Finding the Fourth Proportional to 47,260,891.20, 70,891,336.80 and 18,497,467.20

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Solution

The fourth proportional to 47,260,891.20, 70,891,336.80 and 18,497,467.20 is: 27,746,200.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,260,891.20 : 70,891,336.80 = 18,497,467.20 : x
  2. Step 2: Convert to fraction form
    47,260,891.20/70,891,336.80 = 18,497,467.20/x
  3. Step 3: Cross multiply
    47,260,891.20x = 70,891,336.80 × 18,497,467.20
  4. Step 4: Simplify right side
    47,260,891.20x = 1,311,310,177,222,152.75
  5. Step 5: Solve for x
    x = 1,311,310,177,222,152.75/47,260,891.20
  6. Step 6: Final answer
    x = 27,746,200.80

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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.