Home / 10,676,295.78-14,733,296.03-5,781,523.21

Finding the Fourth Proportional to 10,676,295.78, 14,733,296.03 and 5,781,523.21

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Solution

The fourth proportional to 10,676,295.78, 14,733,296.03 and 5,781,523.21 is: 7,978,506.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676,295.78 : 14,733,296.03 = 5,781,523.21 : x
  2. Step 2: Convert to fraction form
    10,676,295.78/14,733,296.03 = 5,781,523.21/x
  3. Step 3: Cross multiply
    10,676,295.78x = 14,733,296.03 × 5,781,523.21
  4. Step 4: Simplify right side
    10,676,295.78x = 85,180,892,957,245.86
  5. Step 5: Solve for x
    x = 85,180,892,957,245.86/10,676,295.78
  6. Step 6: Final answer
    x = 7,978,506.28

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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.