Home / 54,191,913.99-81,269,648.72-19,641,083.22

Finding the Fourth Proportional to 54,191,913.99, 81,269,648.72 and 19,641,083.22

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Solution

The fourth proportional to 54,191,913.99, 81,269,648.72 and 19,641,083.22 is: 29,455,020.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,191,913.99 : 81,269,648.72 = 19,641,083.22 : x
  2. Step 2: Convert to fraction form
    54,191,913.99/81,269,648.72 = 19,641,083.22/x
  3. Step 3: Cross multiply
    54,191,913.99x = 81,269,648.72 × 19,641,083.22
  4. Step 4: Simplify right side
    54,191,913.99x = 1,596,223,933,671,481
  5. Step 5: Solve for x
    x = 1,596,223,933,671,481/54,191,913.99
  6. Step 6: Final answer
    x = 29,455,020.43

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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.