Home / 22,421,791.04-30,942,071.46-12,108,513.56

Finding the Fourth Proportional to 22,421,791.04, 30,942,071.46 and 12,108,513.56

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Solution

The fourth proportional to 22,421,791.04, 30,942,071.46 and 12,108,513.56 is: 16,709,748.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,421,791.04 : 30,942,071.46 = 12,108,513.56 : x
  2. Step 2: Convert to fraction form
    22,421,791.04/30,942,071.46 = 12,108,513.56/x
  3. Step 3: Cross multiply
    22,421,791.04x = 30,942,071.46 × 12,108,513.56
  4. Step 4: Simplify right side
    22,421,791.04x = 374,662,491,847,899
  5. Step 5: Solve for x
    x = 374,662,491,847,899/22,421,791.04
  6. Step 6: Final answer
    x = 16,709,748.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.