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Finding the Fourth Proportional to 16,347,329.60, 22,561,087.02 and 9,005,915.04

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Solution

The fourth proportional to 16,347,329.60, 22,561,087.02 and 9,005,915.04 is: 12,429,139.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,347,329.60 : 22,561,087.02 = 9,005,915.04 : x
  2. Step 2: Convert to fraction form
    16,347,329.60/22,561,087.02 = 9,005,915.04/x
  3. Step 3: Cross multiply
    16,347,329.60x = 22,561,087.02 × 9,005,915.04
  4. Step 4: Simplify right side
    16,347,329.60x = 203,183,232,912,166.75
  5. Step 5: Solve for x
    x = 203,183,232,912,166.75/16,347,329.60
  6. Step 6: Final answer
    x = 12,429,139.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.