Home / 11,436,278.58-15,782,314.05-6,279,857.46

Finding the Fourth Proportional to 11,436,278.58, 15,782,314.05 and 6,279,857.46

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Solution

The fourth proportional to 11,436,278.58, 15,782,314.05 and 6,279,857.46 is: 8,666,340.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,436,278.58 : 15,782,314.05 = 6,279,857.46 : x
  2. Step 2: Convert to fraction form
    11,436,278.58/15,782,314.05 = 6,279,857.46/x
  3. Step 3: Cross multiply
    11,436,278.58x = 15,782,314.05 × 6,279,857.46
  4. Step 4: Simplify right side
    11,436,278.58x = 99,110,682,622,955.31
  5. Step 5: Solve for x
    x = 99,110,682,622,955.31/11,436,278.58
  6. Step 6: Final answer
    x = 8,666,340.36

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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.