Home / 19,922,949.96-27,500,550.66-11,665,666.56

Finding the Fourth Proportional to 19,922,949.96, 27,500,550.66 and 11,665,666.56

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Solution

The fourth proportional to 19,922,949.96, 27,500,550.66 and 11,665,666.56 is: 16,102,648.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,922,949.96 : 27,500,550.66 = 11,665,666.56 : x
  2. Step 2: Convert to fraction form
    19,922,949.96/27,500,550.66 = 11,665,666.56/x
  3. Step 3: Cross multiply
    19,922,949.96x = 27,500,550.66 × 11,665,666.56
  4. Step 4: Simplify right side
    19,922,949.96x = 320,812,254,215,947.94
  5. Step 5: Solve for x
    x = 320,812,254,215,947.94/19,922,949.96
  6. Step 6: Final answer
    x = 16,102,648.20

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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.