Home / 13,227,198.86-19,841,760.58-5,543,130.62

Finding the Fourth Proportional to 13,227,198.86, 19,841,760.58 and 5,543,130.62

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Solution

The fourth proportional to 13,227,198.86, 19,841,760.58 and 5,543,130.62 is: 8,315,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227,198.86 : 19,841,760.58 = 5,543,130.62 : x
  2. Step 2: Convert to fraction form
    13,227,198.86/19,841,760.58 = 5,543,130.62/x
  3. Step 3: Cross multiply
    13,227,198.86x = 19,841,760.58 × 5,543,130.62
  4. Step 4: Simplify right side
    13,227,198.86x = 109,985,470,625,706.95
  5. Step 5: Solve for x
    x = 109,985,470,625,706.95/13,227,198.86
  6. Step 6: Final answer
    x = 8,315,099.20

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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.