Home / 7,279,008.64-10,918,119.12-2,230,333.76

Finding the Fourth Proportional to 7,279,008.64, 10,918,119.12 and 2,230,333.76

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Solution

The fourth proportional to 7,279,008.64, 10,918,119.12 and 2,230,333.76 is: 3,345,379.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279,008.64 : 10,918,119.12 = 2,230,333.76 : x
  2. Step 2: Convert to fraction form
    7,279,008.64/10,918,119.12 = 2,230,333.76/x
  3. Step 3: Cross multiply
    7,279,008.64x = 10,918,119.12 × 2,230,333.76
  4. Step 4: Simplify right side
    7,279,008.64x = 24,351,049,669,037.49
  5. Step 5: Solve for x
    x = 24,351,049,669,037.49/7,279,008.64
  6. Step 6: Final answer
    x = 3,345,379.96

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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.