Home / 29,997,249.80-45,012,255.24-12,722,763.68

Finding the Fourth Proportional to 29,997,249.80, 45,012,255.24 and 12,722,763.68

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Solution

The fourth proportional to 29,997,249.80, 45,012,255.24 and 12,722,763.68 is: 19,091,093.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,997,249.80 : 45,012,255.24 = 12,722,763.68 : x
  2. Step 2: Convert to fraction form
    29,997,249.80/45,012,255.24 = 12,722,763.68/x
  3. Step 3: Cross multiply
    29,997,249.80x = 45,012,255.24 × 12,722,763.68
  4. Step 4: Simplify right side
    29,997,249.80x = 572,680,286,122,361.75
  5. Step 5: Solve for x
    x = 572,680,286,122,361.75/29,997,249.80
  6. Step 6: Final answer
    x = 19,091,093.01

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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.