Home / 42,002,512.80-62,993,271.60-16,089,187.20

Finding the Fourth Proportional to 42,002,512.80, 62,993,271.60 and 16,089,187.20

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Solution

The fourth proportional to 42,002,512.80, 62,993,271.60 and 16,089,187.20 is: 24,129,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,002,512.80 : 62,993,271.60 = 16,089,187.20 : x
  2. Step 2: Convert to fraction form
    42,002,512.80/62,993,271.60 = 16,089,187.20/x
  3. Step 3: Cross multiply
    42,002,512.80x = 62,993,271.60 × 16,089,187.20
  4. Step 4: Simplify right side
    42,002,512.80x = 1,013,510,539,112,843.50
  5. Step 5: Solve for x
    x = 1,013,510,539,112,843.50/42,002,512.80
  6. Step 6: Final answer
    x = 24,129,759.66

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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.