Home / 21,743,195.57-30,004,845.34-11,953,568.47

Finding the Fourth Proportional to 21,743,195.57, 30,004,845.34 and 11,953,568.47

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Solution

The fourth proportional to 21,743,195.57, 30,004,845.34 and 11,953,568.47 is: 16,495,504.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743,195.57 : 30,004,845.34 = 11,953,568.47 : x
  2. Step 2: Convert to fraction form
    21,743,195.57/30,004,845.34 = 11,953,568.47/x
  3. Step 3: Cross multiply
    21,743,195.57x = 30,004,845.34 × 11,953,568.47
  4. Step 4: Simplify right side
    21,743,195.57x = 358,664,973,143,682.62
  5. Step 5: Solve for x
    x = 358,664,973,143,682.62/21,743,195.57
  6. Step 6: Final answer
    x = 16,495,504.17

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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.