Home / 38,179,820.72-57,269,849.36-9,425,959.60

Finding the Fourth Proportional to 38,179,820.72, 57,269,849.36 and 9,425,959.60

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Solution

The fourth proportional to 38,179,820.72, 57,269,849.36 and 9,425,959.60 is: 14,138,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,179,820.72 : 57,269,849.36 = 9,425,959.60 : x
  2. Step 2: Convert to fraction form
    38,179,820.72/57,269,849.36 = 9,425,959.60/x
  3. Step 3: Cross multiply
    38,179,820.72x = 57,269,849.36 × 9,425,959.60
  4. Step 4: Simplify right side
    38,179,820.72x = 539,823,286,365,445.81
  5. Step 5: Solve for x
    x = 539,823,286,365,445.81/38,179,820.72
  6. Step 6: Final answer
    x = 14,138,968.60

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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.