Home / 20,430,175.06-30,569,565.03-16,374,361.69

Finding the Fourth Proportional to 20,430,175.06, 30,569,565.03 and 16,374,361.69

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Solution

The fourth proportional to 20,430,175.06, 30,569,565.03 and 16,374,361.69 is: 24,500,872.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,430,175.06 : 30,569,565.03 = 16,374,361.69 : x
  2. Step 2: Convert to fraction form
    20,430,175.06/30,569,565.03 = 16,374,361.69/x
  3. Step 3: Cross multiply
    20,430,175.06x = 30,569,565.03 × 16,374,361.69
  4. Step 4: Simplify right side
    20,430,175.06x = 500,557,114,507,195.69
  5. Step 5: Solve for x
    x = 500,557,114,507,195.69/20,430,175.06
  6. Step 6: Final answer
    x = 24,500,872.51

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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.