Home / 16,442,638.17-22,690,672.07-9,100,485.51

Finding the Fourth Proportional to 16,442,638.17, 22,690,672.07 and 9,100,485.51

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Solution

The fourth proportional to 16,442,638.17, 22,690,672.07 and 9,100,485.51 is: 12,558,576.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442,638.17 : 22,690,672.07 = 9,100,485.51 : x
  2. Step 2: Convert to fraction form
    16,442,638.17/22,690,672.07 = 9,100,485.51/x
  3. Step 3: Cross multiply
    16,442,638.17x = 22,690,672.07 × 9,100,485.51
  4. Step 4: Simplify right side
    16,442,638.17x = 206,496,132,339,694.28
  5. Step 5: Solve for x
    x = 206,496,132,339,694.28/16,442,638.17
  6. Step 6: Final answer
    x = 12,558,576.68

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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.