Home / 19,580,027.86-27,018,854.32-11,320,620.06

Finding the Fourth Proportional to 19,580,027.86, 27,018,854.32 and 11,320,620.06

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Solution

The fourth proportional to 19,580,027.86, 27,018,854.32 and 11,320,620.06 is: 15,621,539.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580,027.86 : 27,018,854.32 = 11,320,620.06 : x
  2. Step 2: Convert to fraction form
    19,580,027.86/27,018,854.32 = 11,320,620.06/x
  3. Step 3: Cross multiply
    19,580,027.86x = 27,018,854.32 × 11,320,620.06
  4. Step 4: Simplify right side
    19,580,027.86x = 305,870,184,213,209.69
  5. Step 5: Solve for x
    x = 305,870,184,213,209.69/19,580,027.86
  6. Step 6: Final answer
    x = 15,621,539.79

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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.