Home / 16,876,905.41-23,290,241.28-9,141,947.66

Finding the Fourth Proportional to 16,876,905.41, 23,290,241.28 and 9,141,947.66

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Solution

The fourth proportional to 16,876,905.41, 23,290,241.28 and 9,141,947.66 is: 12,615,948.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876,905.41 : 23,290,241.28 = 9,141,947.66 : x
  2. Step 2: Convert to fraction form
    16,876,905.41/23,290,241.28 = 9,141,947.66/x
  3. Step 3: Cross multiply
    16,876,905.41x = 23,290,241.28 × 9,141,947.66
  4. Step 4: Simplify right side
    16,876,905.41x = 212,918,166,770,531.41
  5. Step 5: Solve for x
    x = 212,918,166,770,531.41/16,876,905.41
  6. Step 6: Final answer
    x = 12,615,948.34

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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.