Home / 18,257,597.58-25,195,794.36-9,997,528.20

Finding the Fourth Proportional to 18,257,597.58, 25,195,794.36 and 9,997,528.20

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Solution

The fourth proportional to 18,257,597.58, 25,195,794.36 and 9,997,528.20 is: 13,796,758.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257,597.58 : 25,195,794.36 = 9,997,528.20 : x
  2. Step 2: Convert to fraction form
    18,257,597.58/25,195,794.36 = 9,997,528.20/x
  3. Step 3: Cross multiply
    18,257,597.58x = 25,195,794.36 × 9,997,528.20
  4. Step 4: Simplify right side
    18,257,597.58x = 251,895,664,635,500.94
  5. Step 5: Solve for x
    x = 251,895,664,635,500.94/18,257,597.58
  6. Step 6: Final answer
    x = 13,796,758.50

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Double scale
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1.5x scale

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.