Home / 25,074,135.20-37,623,644.40-9,928,560.80

Finding the Fourth Proportional to 25,074,135.20, 37,623,644.40 and 9,928,560.80

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Solution

The fourth proportional to 25,074,135.20, 37,623,644.40 and 9,928,560.80 is: 14,897,767.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,074,135.20 : 37,623,644.40 = 9,928,560.80 : x
  2. Step 2: Convert to fraction form
    25,074,135.20/37,623,644.40 = 9,928,560.80/x
  3. Step 3: Cross multiply
    25,074,135.20x = 37,623,644.40 × 9,928,560.80
  4. Step 4: Simplify right side
    25,074,135.20x = 373,548,640,942,979.56
  5. Step 5: Solve for x
    x = 373,548,640,942,979.56/25,074,135.20
  6. Step 6: Final answer
    x = 14,897,767.68

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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.