Home / 18,575,136.61-27,859,466.18-4,929,662.61

Finding the Fourth Proportional to 18,575,136.61, 27,859,466.18 and 4,929,662.61

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Solution

The fourth proportional to 18,575,136.61, 27,859,466.18 and 4,929,662.61 is: 7,393,634.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,575,136.61 : 27,859,466.18 = 4,929,662.61 : x
  2. Step 2: Convert to fraction form
    18,575,136.61/27,859,466.18 = 4,929,662.61/x
  3. Step 3: Cross multiply
    18,575,136.61x = 27,859,466.18 × 4,929,662.61
  4. Step 4: Simplify right side
    18,575,136.61x = 137,337,768,668,343.44
  5. Step 5: Solve for x
    x = 137,337,768,668,343.44/18,575,136.61
  6. Step 6: Final answer
    x = 7,393,634.38

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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.