Home / 8,311,957.20-12,457,438.20-4,042,933.20

Finding the Fourth Proportional to 8,311,957.20, 12,457,438.20 and 4,042,933.20

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Solution

The fourth proportional to 8,311,957.20, 12,457,438.20 and 4,042,933.20 is: 6,059,293.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,957.20 : 12,457,438.20 = 4,042,933.20 : x
  2. Step 2: Convert to fraction form
    8,311,957.20/12,457,438.20 = 4,042,933.20/x
  3. Step 3: Cross multiply
    8,311,957.20x = 12,457,438.20 × 4,042,933.20
  4. Step 4: Simplify right side
    8,311,957.20x = 50,364,590,485,728.24
  5. Step 5: Solve for x
    x = 50,364,590,485,728.24/8,311,957.20
  6. Step 6: Final answer
    x = 6,059,293.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.