Home / 21,027,975.37-29,020,061.99-11,737,353.33

Finding the Fourth Proportional to 21,027,975.37, 29,020,061.99 and 11,737,353.33

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Solution

The fourth proportional to 21,027,975.37, 29,020,061.99 and 11,737,353.33 is: 16,198,360.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,027,975.37 : 29,020,061.99 = 11,737,353.33 : x
  2. Step 2: Convert to fraction form
    21,027,975.37/29,020,061.99 = 11,737,353.33/x
  3. Step 3: Cross multiply
    21,027,975.37x = 29,020,061.99 × 11,737,353.33
  4. Step 4: Simplify right side
    21,027,975.37x = 340,618,721,264,476.31
  5. Step 5: Solve for x
    x = 340,618,721,264,476.31/21,027,975.37
  6. Step 6: Final answer
    x = 16,198,360.29

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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.