Home / 13,350,251.40-20,026,152.41-5,152,940.43

Finding the Fourth Proportional to 13,350,251.40, 20,026,152.41 and 5,152,940.43

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Solution

The fourth proportional to 13,350,251.40, 20,026,152.41 and 5,152,940.43 is: 7,729,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350,251.40 : 20,026,152.41 = 5,152,940.43 : x
  2. Step 2: Convert to fraction form
    13,350,251.40/20,026,152.41 = 5,152,940.43/x
  3. Step 3: Cross multiply
    13,350,251.40x = 20,026,152.41 × 5,152,940.43
  4. Step 4: Simplify right side
    13,350,251.40x = 103,193,570,410,830.94
  5. Step 5: Solve for x
    x = 103,193,570,410,830.94/13,350,251.40
  6. Step 6: Final answer
    x = 7,729,709.90

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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.