Home / 8,020,311.57-11,068,729.92-4,399,339.41

Finding the Fourth Proportional to 8,020,311.57, 11,068,729.92 and 4,399,339.41

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Solution

The fourth proportional to 8,020,311.57, 11,068,729.92 and 4,399,339.41 is: 6,071,472.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,311.57 : 11,068,729.92 = 4,399,339.41 : x
  2. Step 2: Convert to fraction form
    8,020,311.57/11,068,729.92 = 4,399,339.41/x
  3. Step 3: Cross multiply
    8,020,311.57x = 11,068,729.92 × 4,399,339.41
  4. Step 4: Simplify right side
    8,020,311.57x = 48,695,099,755,702.15
  5. Step 5: Solve for x
    x = 48,695,099,755,702.15/8,020,311.57
  6. Step 6: Final answer
    x = 6,071,472.33

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1.5x scale

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.