Home / 13,323,517.02-19,987,181.94-4,102,269.72

Finding the Fourth Proportional to 13,323,517.02, 19,987,181.94 and 4,102,269.72

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Solution

The fourth proportional to 13,323,517.02, 19,987,181.94 and 4,102,269.72 is: 6,153,991.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,323,517.02 : 19,987,181.94 = 4,102,269.72 : x
  2. Step 2: Convert to fraction form
    13,323,517.02/19,987,181.94 = 4,102,269.72/x
  3. Step 3: Cross multiply
    13,323,517.02x = 19,987,181.94 × 4,102,269.72
  4. Step 4: Simplify right side
    13,323,517.02x = 81,992,811,260,592.86
  5. Step 5: Solve for x
    x = 81,992,811,260,592.86/13,323,517.02
  6. Step 6: Final answer
    x = 6,153,991.56

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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.