Home / 12,074,543.09-18,111,814.63-8,276,511.41

Finding the Fourth Proportional to 12,074,543.09, 18,111,814.63 and 8,276,511.41

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Solution

The fourth proportional to 12,074,543.09, 18,111,814.63 and 8,276,511.41 is: 12,414,767.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,074,543.09 : 18,111,814.63 = 8,276,511.41 : x
  2. Step 2: Convert to fraction form
    12,074,543.09/18,111,814.63 = 8,276,511.41/x
  3. Step 3: Cross multiply
    12,074,543.09x = 18,111,814.63 × 8,276,511.41
  4. Step 4: Simplify right side
    12,074,543.09x = 149,902,640,309,058.31
  5. Step 5: Solve for x
    x = 149,902,640,309,058.31/12,074,543.09
  6. Step 6: Final answer
    x = 12,414,767.11

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Similar ratio
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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.