Home / 8,122,611.20-12,183,916.80-3,333,737.30

Finding the Fourth Proportional to 8,122,611.20, 12,183,916.80 and 3,333,737.30

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Solution

The fourth proportional to 8,122,611.20, 12,183,916.80 and 3,333,737.30 is: 5,000,605.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122,611.20 : 12,183,916.80 = 3,333,737.30 : x
  2. Step 2: Convert to fraction form
    8,122,611.20/12,183,916.80 = 3,333,737.30/x
  3. Step 3: Cross multiply
    8,122,611.20x = 12,183,916.80 × 3,333,737.30
  4. Step 4: Simplify right side
    8,122,611.20x = 40,617,977,896,256.64
  5. Step 5: Solve for x
    x = 40,617,977,896,256.64/8,122,611.20
  6. Step 6: Final answer
    x = 5,000,605.95

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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.