Home / 11,546,644.31-15,933,720.82-6,319,641.82

Finding the Fourth Proportional to 11,546,644.31, 15,933,720.82 and 6,319,641.82

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Solution

The fourth proportional to 11,546,644.31, 15,933,720.82 and 6,319,641.82 is: 8,720,750.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,546,644.31 : 15,933,720.82 = 6,319,641.82 : x
  2. Step 2: Convert to fraction form
    11,546,644.31/15,933,720.82 = 6,319,641.82/x
  3. Step 3: Cross multiply
    11,546,644.31x = 15,933,720.82 × 6,319,641.82
  4. Step 4: Simplify right side
    11,546,644.31x = 100,695,408,331,009.88
  5. Step 5: Solve for x
    x = 100,695,408,331,009.88/11,546,644.31
  6. Step 6: Final answer
    x = 8,720,750.87

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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.