Home / 8,149,804.32-11,246,186.10-4,478,641.90

Finding the Fourth Proportional to 8,149,804.32, 11,246,186.10 and 4,478,641.90

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Solution

The fourth proportional to 8,149,804.32, 11,246,186.10 and 4,478,641.90 is: 6,180,226.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,804.32 : 11,246,186.10 = 4,478,641.90 : x
  2. Step 2: Convert to fraction form
    8,149,804.32/11,246,186.10 = 4,478,641.90/x
  3. Step 3: Cross multiply
    8,149,804.32x = 11,246,186.10 × 4,478,641.90
  4. Step 4: Simplify right side
    8,149,804.32x = 50,367,640,282,657.59
  5. Step 5: Solve for x
    x = 50,367,640,282,657.59/8,149,804.32
  6. Step 6: Final answer
    x = 6,180,226.95

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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.