Home / 7,381,127.08-10,185,961.76-4,117,942.49

Finding the Fourth Proportional to 7,381,127.08, 10,185,961.76 and 4,117,942.49

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Solution

The fourth proportional to 7,381,127.08, 10,185,961.76 and 4,117,942.49 is: 5,682,764.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,127.08 : 10,185,961.76 = 4,117,942.49 : x
  2. Step 2: Convert to fraction form
    7,381,127.08/10,185,961.76 = 4,117,942.49/x
  3. Step 3: Cross multiply
    7,381,127.08x = 10,185,961.76 × 4,117,942.49
  4. Step 4: Simplify right side
    7,381,127.08x = 41,945,204,676,941.94
  5. Step 5: Solve for x
    x = 41,945,204,676,941.94/7,381,127.08
  6. Step 6: Final answer
    x = 5,682,764.19

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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.