Home / 12,018,404.75-18,015,009.99-4,440,537.23

Finding the Fourth Proportional to 12,018,404.75, 18,015,009.99 and 4,440,537.23

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Solution

The fourth proportional to 12,018,404.75, 18,015,009.99 and 4,440,537.23 is: 6,656,151.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,018,404.75 : 18,015,009.99 = 4,440,537.23 : x
  2. Step 2: Convert to fraction form
    12,018,404.75/18,015,009.99 = 4,440,537.23/x
  3. Step 3: Cross multiply
    12,018,404.75x = 18,015,009.99 × 4,440,537.23
  4. Step 4: Simplify right side
    12,018,404.75x = 79,996,322,469,341.86
  5. Step 5: Solve for x
    x = 79,996,322,469,341.86/12,018,404.75
  6. Step 6: Final answer
    x = 6,656,151.47

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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.