Home / 5,428,249.86-7,490,454.58-3,136,361.34

Finding the Fourth Proportional to 5,428,249.86, 7,490,454.58 and 3,136,361.34

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Solution

The fourth proportional to 5,428,249.86, 7,490,454.58 and 3,136,361.34 is: 4,327,872.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428,249.86 : 7,490,454.58 = 3,136,361.34 : x
  2. Step 2: Convert to fraction form
    5,428,249.86/7,490,454.58 = 3,136,361.34/x
  3. Step 3: Cross multiply
    5,428,249.86x = 7,490,454.58 × 3,136,361.34
  4. Step 4: Simplify right side
    5,428,249.86x = 23,492,772,163,737.94
  5. Step 5: Solve for x
    x = 23,492,772,163,737.94/5,428,249.86
  6. Step 6: Final answer
    x = 4,327,872.29

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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.