Home / 14,520,026.80-21,774,791.40-7,329,170.80

Finding the Fourth Proportional to 14,520,026.80, 21,774,791.40 and 7,329,170.80

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Solution

The fourth proportional to 14,520,026.80, 21,774,791.40 and 7,329,170.80 is: 10,991,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,026.80 : 21,774,791.40 = 7,329,170.80 : x
  2. Step 2: Convert to fraction form
    14,520,026.80/21,774,791.40 = 7,329,170.80/x
  3. Step 3: Cross multiply
    14,520,026.80x = 21,774,791.40 × 7,329,170.80
  4. Step 4: Simplify right side
    14,520,026.80x = 159,591,165,304,971.09
  5. Step 5: Solve for x
    x = 159,591,165,304,971.09/14,520,026.80
  6. Step 6: Final answer
    x = 10,991,106.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.