Home / 11,278,028.52-15,563,262-6,121,279.56

Finding the Fourth Proportional to 11,278,028.52, 15,563,262 and 6,121,279.56

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Solution

The fourth proportional to 11,278,028.52, 15,563,262 and 6,121,279.56 is: 8,447,139.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,278,028.52 : 15,563,262 = 6,121,279.56 : x
  2. Step 2: Convert to fraction form
    11,278,028.52/15,563,262 = 6,121,279.56/x
  3. Step 3: Cross multiply
    11,278,028.52x = 15,563,262 × 6,121,279.56
  4. Step 4: Simplify right side
    11,278,028.52x = 95,267,077,567,524.72
  5. Step 5: Solve for x
    x = 95,267,077,567,524.72/11,278,028.52
  6. Step 6: Final answer
    x = 8,447,139.27

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1.5x scale

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.