Home / 25,591,455.78-38,387,183.82-8,552,128.69

Finding the Fourth Proportional to 25,591,455.78, 38,387,183.82 and 8,552,128.69

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Solution

The fourth proportional to 25,591,455.78, 38,387,183.82 and 8,552,128.69 is: 12,828,193.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,591,455.78 : 38,387,183.82 = 8,552,128.69 : x
  2. Step 2: Convert to fraction form
    25,591,455.78/38,387,183.82 = 8,552,128.69/x
  3. Step 3: Cross multiply
    25,591,455.78x = 38,387,183.82 × 8,552,128.69
  4. Step 4: Simplify right side
    25,591,455.78x = 328,292,136,075,325.75
  5. Step 5: Solve for x
    x = 328,292,136,075,325.75/25,591,455.78
  6. Step 6: Final answer
    x = 12,828,193.09

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1.5x scale

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.