Home / 17,087,808.52-25,635,912.60-5,120,544.52

Finding the Fourth Proportional to 17,087,808.52, 25,635,912.60 and 5,120,544.52

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Solution

The fourth proportional to 17,087,808.52, 25,635,912.60 and 5,120,544.52 is: 7,682,075.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,087,808.52 : 25,635,912.60 = 5,120,544.52 : x
  2. Step 2: Convert to fraction form
    17,087,808.52/25,635,912.60 = 5,120,544.52/x
  3. Step 3: Cross multiply
    17,087,808.52x = 25,635,912.60 × 5,120,544.52
  4. Step 4: Simplify right side
    17,087,808.52x = 131,269,831,779,128.95
  5. Step 5: Solve for x
    x = 131,269,831,779,128.95/17,087,808.52
  6. Step 6: Final answer
    x = 7,682,075.30

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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.