Home / 47,629,326.36-71,467,609.12-18,874,825.32

Finding the Fourth Proportional to 47,629,326.36, 71,467,609.12 and 18,874,825.32

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Solution

The fourth proportional to 47,629,326.36, 71,467,609.12 and 18,874,825.32 is: 28,321,598.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,629,326.36 : 71,467,609.12 = 18,874,825.32 : x
  2. Step 2: Convert to fraction form
    47,629,326.36/71,467,609.12 = 18,874,825.32/x
  3. Step 3: Cross multiply
    47,629,326.36x = 71,467,609.12 × 18,874,825.32
  4. Step 4: Simplify right side
    47,629,326.36x = 1,348,938,638,178,039
  5. Step 5: Solve for x
    x = 1,348,938,638,178,039/47,629,326.36
  6. Step 6: Final answer
    x = 28,321,598.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.