Home / 7,200,493.80-9,934,766.31-4,102,950.79

Finding the Fourth Proportional to 7,200,493.80, 9,934,766.31 and 4,102,950.79

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Solution

The fourth proportional to 7,200,493.80, 9,934,766.31 and 4,102,950.79 is: 5,660,980.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,493.80 : 9,934,766.31 = 4,102,950.79 : x
  2. Step 2: Convert to fraction form
    7,200,493.80/9,934,766.31 = 4,102,950.79/x
  3. Step 3: Cross multiply
    7,200,493.80x = 9,934,766.31 × 4,102,950.79
  4. Step 4: Simplify right side
    7,200,493.80x = 40,761,857,280,079.89
  5. Step 5: Solve for x
    x = 40,761,857,280,079.89/7,200,493.80
  6. Step 6: Final answer
    x = 5,660,980.82

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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.