Home / 7,521,974.55-10,380,033.77-4,084,136.91

Finding the Fourth Proportional to 7,521,974.55, 10,380,033.77 and 4,084,136.91

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Solution

The fourth proportional to 7,521,974.55, 10,380,033.77 and 4,084,136.91 is: 5,635,950.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521,974.55 : 10,380,033.77 = 4,084,136.91 : x
  2. Step 2: Convert to fraction form
    7,521,974.55/10,380,033.77 = 4,084,136.91/x
  3. Step 3: Cross multiply
    7,521,974.55x = 10,380,033.77 × 4,084,136.91
  4. Step 4: Simplify right side
    7,521,974.55x = 42,393,479,026,682.77
  5. Step 5: Solve for x
    x = 42,393,479,026,682.77/7,521,974.55
  6. Step 6: Final answer
    x = 5,635,950.87

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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.