Home / 6,978,631.20-10,451,150.16-4,727,945.76

Finding the Fourth Proportional to 6,978,631.20, 10,451,150.16 and 4,727,945.76

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Solution

The fourth proportional to 6,978,631.20, 10,451,150.16 and 4,727,945.76 is: 7,080,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,978,631.20 : 10,451,150.16 = 4,727,945.76 : x
  2. Step 2: Convert to fraction form
    6,978,631.20/10,451,150.16 = 4,727,945.76/x
  3. Step 3: Cross multiply
    6,978,631.20x = 10,451,150.16 × 4,727,945.76
  4. Step 4: Simplify right side
    6,978,631.20x = 49,412,471,086,095.32
  5. Step 5: Solve for x
    x = 49,412,471,086,095.32/6,978,631.20
  6. Step 6: Final answer
    x = 7,080,539.10

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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.