Home / 12,231,281.61-18,347,033.66-3,711,618.45

Finding the Fourth Proportional to 12,231,281.61, 18,347,033.66 and 3,711,618.45

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Solution

The fourth proportional to 12,231,281.61, 18,347,033.66 and 3,711,618.45 is: 5,567,461.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,231,281.61 : 18,347,033.66 = 3,711,618.45 : x
  2. Step 2: Convert to fraction form
    12,231,281.61/18,347,033.66 = 3,711,618.45/x
  3. Step 3: Cross multiply
    12,231,281.61x = 18,347,033.66 × 3,711,618.45
  4. Step 4: Simplify right side
    12,231,281.61x = 68,097,188,616,668.95
  5. Step 5: Solve for x
    x = 68,097,188,616,668.95/12,231,281.61
  6. Step 6: Final answer
    x = 5,567,461.43

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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.