Home / 10,750,912.40-16,104,250.20-5,435,123.60

Finding the Fourth Proportional to 10,750,912.40, 16,104,250.20 and 5,435,123.60

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Solution

The fourth proportional to 10,750,912.40, 16,104,250.20 and 5,435,123.60 is: 8,141,503.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750,912.40 : 16,104,250.20 = 5,435,123.60 : x
  2. Step 2: Convert to fraction form
    10,750,912.40/16,104,250.20 = 5,435,123.60/x
  3. Step 3: Cross multiply
    10,750,912.40x = 16,104,250.20 × 5,435,123.60
  4. Step 4: Simplify right side
    10,750,912.40x = 87,528,590,322,324.70
  5. Step 5: Solve for x
    x = 87,528,590,322,324.70/10,750,912.40
  6. Step 6: Final answer
    x = 8,141,503.44

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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.