Home / 12,797,161.10-17,660,292.27-7,640,973.26

Finding the Fourth Proportional to 12,797,161.10, 17,660,292.27 and 7,640,973.26

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Solution

The fourth proportional to 12,797,161.10, 17,660,292.27 and 7,640,973.26 is: 10,544,668.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797,161.10 : 17,660,292.27 = 7,640,973.26 : x
  2. Step 2: Convert to fraction form
    12,797,161.10/17,660,292.27 = 7,640,973.26/x
  3. Step 3: Cross multiply
    12,797,161.10x = 17,660,292.27 × 7,640,973.26
  4. Step 4: Simplify right side
    12,797,161.10x = 134,941,820,998,854.69
  5. Step 5: Solve for x
    x = 134,941,820,998,854.69/12,797,161.10
  6. Step 6: Final answer
    x = 10,544,668.46

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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.