Home / 4,782,249.32-7,142,895.77-4,326,138.86

Finding the Fourth Proportional to 4,782,249.32, 7,142,895.77 and 4,326,138.86

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Solution

The fourth proportional to 4,782,249.32, 7,142,895.77 and 4,326,138.86 is: 6,461,636.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782,249.32 : 7,142,895.77 = 4,326,138.86 : x
  2. Step 2: Convert to fraction form
    4,782,249.32/7,142,895.77 = 4,326,138.86/x
  3. Step 3: Cross multiply
    4,782,249.32x = 7,142,895.77 × 4,326,138.86
  4. Step 4: Simplify right side
    4,782,249.32x = 30,901,158,906,181.45
  5. Step 5: Solve for x
    x = 30,901,158,906,181.45/4,782,249.32
  6. Step 6: Final answer
    x = 6,461,636.96

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.