Home / 18,669,603.69-27,967,051.58-14,837,892.21

Finding the Fourth Proportional to 18,669,603.69, 27,967,051.58 and 14,837,892.21

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Solution

The fourth proportional to 18,669,603.69, 27,967,051.58 and 14,837,892.21 is: 22,227,150.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,669,603.69 : 27,967,051.58 = 14,837,892.21 : x
  2. Step 2: Convert to fraction form
    18,669,603.69/27,967,051.58 = 14,837,892.21/x
  3. Step 3: Cross multiply
    18,669,603.69x = 27,967,051.58 × 14,837,892.21
  4. Step 4: Simplify right side
    18,669,603.69x = 414,972,096,701,360.75
  5. Step 5: Solve for x
    x = 414,972,096,701,360.75/18,669,603.69
  6. Step 6: Final answer
    x = 22,227,150.81

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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.