Home / 29,675,861.17-40,954,960.33-18,672,043.11

Finding the Fourth Proportional to 29,675,861.17, 40,954,960.33 and 18,672,043.11

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Solution

The fourth proportional to 29,675,861.17, 40,954,960.33 and 18,672,043.11 is: 25,768,848.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,675,861.17 : 40,954,960.33 = 18,672,043.11 : x
  2. Step 2: Convert to fraction form
    29,675,861.17/40,954,960.33 = 18,672,043.11/x
  3. Step 3: Cross multiply
    29,675,861.17x = 40,954,960.33 × 18,672,043.11
  4. Step 4: Simplify right side
    29,675,861.17x = 764,712,784,756,739.62
  5. Step 5: Solve for x
    x = 764,712,784,756,739.62/29,675,861.17
  6. Step 6: Final answer
    x = 25,768,848.98

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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.