Home / 52,019,136.20-78,028,704.30-48,830,490.20

Finding the Fourth Proportional to 52,019,136.20, 78,028,704.30 and 48,830,490.20

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Solution

The fourth proportional to 52,019,136.20, 78,028,704.30 and 48,830,490.20 is: 73,245,735.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,019,136.20 : 78,028,704.30 = 48,830,490.20 : x
  2. Step 2: Convert to fraction form
    52,019,136.20/78,028,704.30 = 48,830,490.20/x
  3. Step 3: Cross multiply
    52,019,136.20x = 78,028,704.30 × 48,830,490.20
  4. Step 4: Simplify right side
    52,019,136.20x = 3,810,179,880,639,848
  5. Step 5: Solve for x
    x = 3,810,179,880,639,848/52,019,136.20
  6. Step 6: Final answer
    x = 73,245,735.30

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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.