Home / 8,783,141.52-12,120,733.44-4,915,662.42

Finding the Fourth Proportional to 8,783,141.52, 12,120,733.44 and 4,915,662.42

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Solution

The fourth proportional to 8,783,141.52, 12,120,733.44 and 4,915,662.42 is: 6,783,613.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783,141.52 : 12,120,733.44 = 4,915,662.42 : x
  2. Step 2: Convert to fraction form
    8,783,141.52/12,120,733.44 = 4,915,662.42/x
  3. Step 3: Cross multiply
    8,783,141.52x = 12,120,733.44 × 4,915,662.42
  4. Step 4: Simplify right side
    8,783,141.52x = 59,581,433,873,845.32
  5. Step 5: Solve for x
    x = 59,581,433,873,845.32/8,783,141.52
  6. Step 6: Final answer
    x = 6,783,613.10

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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.