Home / 11,277,891.30-15,563,072.79-6,121,142.22

Finding the Fourth Proportional to 11,277,891.30, 15,563,072.79 and 6,121,142.22

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Solution

The fourth proportional to 11,277,891.30, 15,563,072.79 and 6,121,142.22 is: 8,446,949.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277,891.30 : 15,563,072.79 = 6,121,142.22 : x
  2. Step 2: Convert to fraction form
    11,277,891.30/15,563,072.79 = 6,121,142.22/x
  3. Step 3: Cross multiply
    11,277,891.30x = 15,563,072.79 × 6,121,142.22
  4. Step 4: Simplify right side
    11,277,891.30x = 95,263,781,927,802.19
  5. Step 5: Solve for x
    x = 95,263,781,927,802.19/11,277,891.30
  6. Step 6: Final answer
    x = 8,446,949.82

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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.