Home / 15,410,620.30-21,260,736.52-8,795,575.90

Finding the Fourth Proportional to 15,410,620.30, 21,260,736.52 and 8,795,575.90

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Solution

The fourth proportional to 15,410,620.30, 21,260,736.52 and 8,795,575.90 is: 12,134,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,410,620.30 : 21,260,736.52 = 8,795,575.90 : x
  2. Step 2: Convert to fraction form
    15,410,620.30/21,260,736.52 = 8,795,575.90/x
  3. Step 3: Cross multiply
    15,410,620.30x = 21,260,736.52 × 8,795,575.90
  4. Step 4: Simplify right side
    15,410,620.30x = 187,000,421,751,561.88
  5. Step 5: Solve for x
    x = 187,000,421,751,561.88/15,410,620.30
  6. Step 6: Final answer
    x = 12,134,516.20

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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.