Home / 47,885,638.31-71,828,458.41-11,494,028.66

Finding the Fourth Proportional to 47,885,638.31, 71,828,458.41 and 11,494,028.66

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Solution

The fourth proportional to 47,885,638.31, 71,828,458.41 and 11,494,028.66 is: 17,241,043.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,885,638.31 : 71,828,458.41 = 11,494,028.66 : x
  2. Step 2: Convert to fraction form
    47,885,638.31/71,828,458.41 = 11,494,028.66/x
  3. Step 3: Cross multiply
    47,885,638.31x = 71,828,458.41 × 11,494,028.66
  4. Step 4: Simplify right side
    47,885,638.31x = 825,598,359,209,015.62
  5. Step 5: Solve for x
    x = 825,598,359,209,015.62/47,885,638.31
  6. Step 6: Final answer
    x = 17,241,043.21

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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.