Home / 69,526,851.52-104,294,262.72-18,407,542

Finding the Fourth Proportional to 69,526,851.52, 104,294,262.72 and 18,407,542

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Solution

The fourth proportional to 69,526,851.52, 104,294,262.72 and 18,407,542 is: 27,612,368.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,526,851.52 : 104,294,262.72 = 18,407,542 : x
  2. Step 2: Convert to fraction form
    69,526,851.52/104,294,262.72 = 18,407,542/x
  3. Step 3: Cross multiply
    69,526,851.52x = 104,294,262.72 × 18,407,542
  4. Step 4: Simplify right side
    69,526,851.52x = 1,919,801,021,377,434.25
  5. Step 5: Solve for x
    x = 1,919,801,021,377,434.25/69,526,851.52
  6. Step 6: Final answer
    x = 27,612,368.16

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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.