Home / 18,365,736.96-25,337,871.36-11,487,605.76

Finding the Fourth Proportional to 18,365,736.96, 25,337,871.36 and 11,487,605.76

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Solution

The fourth proportional to 18,365,736.96, 25,337,871.36 and 11,487,605.76 is: 15,848,614.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,365,736.96 : 25,337,871.36 = 11,487,605.76 : x
  2. Step 2: Convert to fraction form
    18,365,736.96/25,337,871.36 = 11,487,605.76/x
  3. Step 3: Cross multiply
    18,365,736.96x = 25,337,871.36 × 11,487,605.76
  4. Step 4: Simplify right side
    18,365,736.96x = 291,071,476,981,275
  5. Step 5: Solve for x
    x = 291,071,476,981,275/18,365,736.96
  6. Step 6: Final answer
    x = 15,848,614.06

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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.