Home / 54,555,977.33-81,844,746.38-20,012,699.91

Finding the Fourth Proportional to 54,555,977.33, 81,844,746.38 and 20,012,699.91

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Solution

The fourth proportional to 54,555,977.33, 81,844,746.38 and 20,012,699.91 is: 30,023,004.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,555,977.33 : 81,844,746.38 = 20,012,699.91 : x
  2. Step 2: Convert to fraction form
    54,555,977.33/81,844,746.38 = 20,012,699.91/x
  3. Step 3: Cross multiply
    54,555,977.33x = 81,844,746.38 × 20,012,699.91
  4. Step 4: Simplify right side
    54,555,977.33x = 1,637,934,348,512,998.75
  5. Step 5: Solve for x
    x = 1,637,934,348,512,998.75/54,555,977.33
  6. Step 6: Final answer
    x = 30,023,004.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.