Home / 12,050,847.17-18,079,330.41-5,578,588.61

Finding the Fourth Proportional to 12,050,847.17, 18,079,330.41 and 5,578,588.61

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Solution

The fourth proportional to 12,050,847.17, 18,079,330.41 and 5,578,588.61 is: 8,369,299.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050,847.17 : 18,079,330.41 = 5,578,588.61 : x
  2. Step 2: Convert to fraction form
    12,050,847.17/18,079,330.41 = 5,578,588.61/x
  3. Step 3: Cross multiply
    12,050,847.17x = 18,079,330.41 × 5,578,588.61
  4. Step 4: Simplify right side
    12,050,847.17x = 100,857,146,701,652.64
  5. Step 5: Solve for x
    x = 100,857,146,701,652.64/12,050,847.17
  6. Step 6: Final answer
    x = 8,369,299.29

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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.