Home / 19,957,249.89-27,539,355.31-11,257,560.72

Finding the Fourth Proportional to 19,957,249.89, 27,539,355.31 and 11,257,560.72

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Solution

The fourth proportional to 19,957,249.89, 27,539,355.31 and 11,257,560.72 is: 15,534,503.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,957,249.89 : 27,539,355.31 = 11,257,560.72 : x
  2. Step 2: Convert to fraction form
    19,957,249.89/27,539,355.31 = 11,257,560.72/x
  3. Step 3: Cross multiply
    19,957,249.89x = 27,539,355.31 × 11,257,560.72
  4. Step 4: Simplify right side
    19,957,249.89x = 310,025,964,563,835.56
  5. Step 5: Solve for x
    x = 310,025,964,563,835.56/19,957,249.89
  6. Step 6: Final answer
    x = 15,534,503.31

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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.