Home / 9,542,136.75-13,168,205.99-5,191,254.20

Finding the Fourth Proportional to 9,542,136.75, 13,168,205.99 and 5,191,254.20

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Solution

The fourth proportional to 9,542,136.75, 13,168,205.99 and 5,191,254.20 is: 7,163,961.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,542,136.75 : 13,168,205.99 = 5,191,254.20 : x
  2. Step 2: Convert to fraction form
    9,542,136.75/13,168,205.99 = 5,191,254.20/x
  3. Step 3: Cross multiply
    9,542,136.75x = 13,168,205.99 × 5,191,254.20
  4. Step 4: Simplify right side
    9,542,136.75x = 68,359,504,656,051.52
  5. Step 5: Solve for x
    x = 68,359,504,656,051.52/9,542,136.75
  6. Step 6: Final answer
    x = 7,163,961.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.