Home / 8,857,870.90-12,223,861.77-4,783,489.54

Finding the Fourth Proportional to 8,857,870.90, 12,223,861.77 and 4,783,489.54

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Solution

The fourth proportional to 8,857,870.90, 12,223,861.77 and 4,783,489.54 is: 6,601,215.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,870.90 : 12,223,861.77 = 4,783,489.54 : x
  2. Step 2: Convert to fraction form
    8,857,870.90/12,223,861.77 = 4,783,489.54/x
  3. Step 3: Cross multiply
    8,857,870.90x = 12,223,861.77 × 4,783,489.54
  4. Step 4: Simplify right side
    8,857,870.90x = 58,472,714,915,200.88
  5. Step 5: Solve for x
    x = 58,472,714,915,200.88/8,857,870.90
  6. Step 6: Final answer
    x = 6,601,215.53

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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.