Home / 25,212,816.80-37,847,218.80-15,639,005.60

Finding the Fourth Proportional to 25,212,816.80, 37,847,218.80 and 15,639,005.60

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Solution

The fourth proportional to 25,212,816.80, 37,847,218.80 and 15,639,005.60 is: 23,475,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,212,816.80 : 37,847,218.80 = 15,639,005.60 : x
  2. Step 2: Convert to fraction form
    25,212,816.80/37,847,218.80 = 15,639,005.60/x
  3. Step 3: Cross multiply
    25,212,816.80x = 37,847,218.80 × 15,639,005.60
  4. Step 4: Simplify right side
    25,212,816.80x = 591,892,866,757,625.25
  5. Step 5: Solve for x
    x = 591,892,866,757,625.25/25,212,816.80
  6. Step 6: Final answer
    x = 23,475,872.27

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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.