Home / 29,675,858.98-40,954,957.31-18,672,040.92

Finding the Fourth Proportional to 29,675,858.98, 40,954,957.31 and 18,672,040.92

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Solution

The fourth proportional to 29,675,858.98, 40,954,957.31 and 18,672,040.92 is: 25,768,845.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,675,858.98 : 40,954,957.31 = 18,672,040.92 : x
  2. Step 2: Convert to fraction form
    29,675,858.98/40,954,957.31 = 18,672,040.92/x
  3. Step 3: Cross multiply
    29,675,858.98x = 40,954,957.31 × 18,672,040.92
  4. Step 4: Simplify right side
    29,675,858.98x = 764,712,638,864,385.38
  5. Step 5: Solve for x
    x = 764,712,638,864,385.38/29,675,858.98
  6. Step 6: Final answer
    x = 25,768,845.96

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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.