Home / 12,577,042.67-18,869,550.08-4,489,839.32

Finding the Fourth Proportional to 12,577,042.67, 18,869,550.08 and 4,489,839.32

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Solution

The fourth proportional to 12,577,042.67, 18,869,550.08 and 4,489,839.32 is: 6,736,181.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,577,042.67 : 18,869,550.08 = 4,489,839.32 : x
  2. Step 2: Convert to fraction form
    12,577,042.67/18,869,550.08 = 4,489,839.32/x
  3. Step 3: Cross multiply
    12,577,042.67x = 18,869,550.08 × 4,489,839.32
  4. Step 4: Simplify right side
    12,577,042.67x = 84,721,247,783,096.20
  5. Step 5: Solve for x
    x = 84,721,247,783,096.20/12,577,042.67
  6. Step 6: Final answer
    x = 6,736,181.95

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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.