Home / 21,546,659.73-29,735,108.15-11,757,641.05

Finding the Fourth Proportional to 21,546,659.73, 29,735,108.15 and 11,757,641.05

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Solution

The fourth proportional to 21,546,659.73, 29,735,108.15 and 11,757,641.05 is: 16,225,936.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,546,659.73 : 29,735,108.15 = 11,757,641.05 : x
  2. Step 2: Convert to fraction form
    21,546,659.73/29,735,108.15 = 11,757,641.05/x
  3. Step 3: Cross multiply
    21,546,659.73x = 29,735,108.15 × 11,757,641.05
  4. Step 4: Simplify right side
    21,546,659.73x = 349,614,728,077,503.56
  5. Step 5: Solve for x
    x = 349,614,728,077,503.56/21,546,659.73
  6. Step 6: Final answer
    x = 16,225,936.29

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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.