Home / 25,571,844.60-38,379,539.70-10,436,638.20

Finding the Fourth Proportional to 25,571,844.60, 38,379,539.70 and 10,436,638.20

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Solution

The fourth proportional to 25,571,844.60, 38,379,539.70 and 10,436,638.20 is: 15,663,843.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,571,844.60 : 38,379,539.70 = 10,436,638.20 : x
  2. Step 2: Convert to fraction form
    25,571,844.60/38,379,539.70 = 10,436,638.20/x
  3. Step 3: Cross multiply
    25,571,844.60x = 38,379,539.70 × 10,436,638.20
  4. Step 4: Simplify right side
    25,571,844.60x = 400,553,370,131,436.56
  5. Step 5: Solve for x
    x = 400,553,370,131,436.56/25,571,844.60
  6. Step 6: Final answer
    x = 15,663,843.43

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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.