Home / 12,822,291.88-17,694,790.92-6,941,987.74

Finding the Fourth Proportional to 12,822,291.88, 17,694,790.92 and 6,941,987.74

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Solution

The fourth proportional to 12,822,291.88, 17,694,790.92 and 6,941,987.74 is: 9,579,958.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822,291.88 : 17,694,790.92 = 6,941,987.74 : x
  2. Step 2: Convert to fraction form
    12,822,291.88/17,694,790.92 = 6,941,987.74/x
  3. Step 3: Cross multiply
    12,822,291.88x = 17,694,790.92 × 6,941,987.74
  4. Step 4: Simplify right side
    12,822,291.88x = 122,837,021,628,503.34
  5. Step 5: Solve for x
    x = 122,837,021,628,503.34/12,822,291.88
  6. Step 6: Final answer
    x = 9,579,958.31

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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.