Home / 21,904,938.48-33,005,283.78-18,150,316.32

Finding the Fourth Proportional to 21,904,938.48, 33,005,283.78 and 18,150,316.32

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Solution

The fourth proportional to 21,904,938.48, 33,005,283.78 and 18,150,316.32 is: 27,348,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,904,938.48 : 33,005,283.78 = 18,150,316.32 : x
  2. Step 2: Convert to fraction form
    21,904,938.48/33,005,283.78 = 18,150,316.32/x
  3. Step 3: Cross multiply
    21,904,938.48x = 33,005,283.78 × 18,150,316.32
  4. Step 4: Simplify right side
    21,904,938.48x = 599,056,340,838,365.38
  5. Step 5: Solve for x
    x = 599,056,340,838,365.38/21,904,938.48
  6. Step 6: Final answer
    x = 27,348,003.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.