Home / 39,318,891.78-54,259,146-22,801,967.94

Finding the Fourth Proportional to 39,318,891.78, 54,259,146 and 22,801,967.94

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Solution

The fourth proportional to 39,318,891.78, 54,259,146 and 22,801,967.94 is: 31,466,179.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,318,891.78 : 54,259,146 = 22,801,967.94 : x
  2. Step 2: Convert to fraction form
    39,318,891.78/54,259,146 = 22,801,967.94/x
  3. Step 3: Cross multiply
    39,318,891.78x = 54,259,146 × 22,801,967.94
  4. Step 4: Simplify right side
    39,318,891.78x = 1,237,215,307,543,779.25
  5. Step 5: Solve for x
    x = 1,237,215,307,543,779.25/39,318,891.78
  6. Step 6: Final answer
    x = 31,466,179.53

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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.