Home / 7,826,629.20-11,734,111.80-4,042,827.60

Finding the Fourth Proportional to 7,826,629.20, 11,734,111.80 and 4,042,827.60

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Solution

The fourth proportional to 7,826,629.20, 11,734,111.80 and 4,042,827.60 is: 6,061,228.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826,629.20 : 11,734,111.80 = 4,042,827.60 : x
  2. Step 2: Convert to fraction form
    7,826,629.20/11,734,111.80 = 4,042,827.60/x
  3. Step 3: Cross multiply
    7,826,629.20x = 11,734,111.80 × 4,042,827.60
  4. Step 4: Simplify right side
    7,826,629.20x = 47,438,991,046,525.69
  5. Step 5: Solve for x
    x = 47,438,991,046,525.69/7,826,629.20
  6. Step 6: Final answer
    x = 6,061,228.89

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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.