Home / 13,674,148.62-18,876,135.64-8,520,056.66

Finding the Fourth Proportional to 13,674,148.62, 18,876,135.64 and 8,520,056.66

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Solution

The fourth proportional to 13,674,148.62, 18,876,135.64 and 8,520,056.66 is: 11,761,298.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,674,148.62 : 18,876,135.64 = 8,520,056.66 : x
  2. Step 2: Convert to fraction form
    13,674,148.62/18,876,135.64 = 8,520,056.66/x
  3. Step 3: Cross multiply
    13,674,148.62x = 18,876,135.64 × 8,520,056.66
  4. Step 4: Simplify right side
    13,674,148.62x = 160,825,745,174,645.38
  5. Step 5: Solve for x
    x = 160,825,745,174,645.38/13,674,148.62
  6. Step 6: Final answer
    x = 11,761,298.61

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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.