Home / 19,608,086.21-27,064,856.36-13,081,699.53

Finding the Fourth Proportional to 19,608,086.21, 27,064,856.36 and 13,081,699.53

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Solution

The fourth proportional to 19,608,086.21, 27,064,856.36 and 13,081,699.53 is: 18,056,546.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,608,086.21 : 27,064,856.36 = 13,081,699.53 : x
  2. Step 2: Convert to fraction form
    19,608,086.21/27,064,856.36 = 13,081,699.53/x
  3. Step 3: Cross multiply
    19,608,086.21x = 27,064,856.36 × 13,081,699.53
  4. Step 4: Simplify right side
    19,608,086.21x = 354,054,318,756,833.75
  5. Step 5: Solve for x
    x = 354,054,318,756,833.75/19,608,086.21
  6. Step 6: Final answer
    x = 18,056,546.42

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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.