Home / 15,836,201.12-21,848,878.52-8,865,854.16

Finding the Fourth Proportional to 15,836,201.12, 21,848,878.52 and 8,865,854.16

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Solution

The fourth proportional to 15,836,201.12, 21,848,878.52 and 8,865,854.16 is: 12,232,035.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,836,201.12 : 21,848,878.52 = 8,865,854.16 : x
  2. Step 2: Convert to fraction form
    15,836,201.12/21,848,878.52 = 8,865,854.16/x
  3. Step 3: Cross multiply
    15,836,201.12x = 21,848,878.52 × 8,865,854.16
  4. Step 4: Simplify right side
    15,836,201.12x = 193,708,970,517,876.66
  5. Step 5: Solve for x
    x = 193,708,970,517,876.66/15,836,201.12
  6. Step 6: Final answer
    x = 12,232,035.26

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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.