Home / 31,105,123.20-46,601,697.60-25,394,428.80

Finding the Fourth Proportional to 31,105,123.20, 46,601,697.60 and 25,394,428.80

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Solution

The fourth proportional to 31,105,123.20, 46,601,697.60 and 25,394,428.80 is: 38,045,934.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,105,123.20 : 46,601,697.60 = 25,394,428.80 : x
  2. Step 2: Convert to fraction form
    31,105,123.20/46,601,697.60 = 25,394,428.80/x
  3. Step 3: Cross multiply
    31,105,123.20x = 46,601,697.60 × 25,394,428.80
  4. Step 4: Simplify right side
    31,105,123.20x = 1,183,423,491,662,331
  5. Step 5: Solve for x
    x = 1,183,423,491,662,331/31,105,123.20
  6. Step 6: Final answer
    x = 38,045,934.88

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