Home / 15,012,757.80-22,519,136.70-7,454,485.80

Finding the Fourth Proportional to 15,012,757.80, 22,519,136.70 and 7,454,485.80

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Solution

The fourth proportional to 15,012,757.80, 22,519,136.70 and 7,454,485.80 is: 11,181,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,012,757.80 : 22,519,136.70 = 7,454,485.80 : x
  2. Step 2: Convert to fraction form
    15,012,757.80/22,519,136.70 = 7,454,485.80/x
  3. Step 3: Cross multiply
    15,012,757.80x = 22,519,136.70 × 7,454,485.80
  4. Step 4: Simplify right side
    15,012,757.80x = 167,868,584,758,408.84
  5. Step 5: Solve for x
    x = 167,868,584,758,408.84/15,012,757.80
  6. Step 6: Final answer
    x = 11,181,728.70

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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.