Home / 17,209,969.80-25,814,954.70-5,079,828.98

Finding the Fourth Proportional to 17,209,969.80, 25,814,954.70 and 5,079,828.98

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Solution

The fourth proportional to 17,209,969.80, 25,814,954.70 and 5,079,828.98 is: 7,619,743.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,209,969.80 : 25,814,954.70 = 5,079,828.98 : x
  2. Step 2: Convert to fraction form
    17,209,969.80/25,814,954.70 = 5,079,828.98/x
  3. Step 3: Cross multiply
    17,209,969.80x = 25,814,954.70 × 5,079,828.98
  4. Step 4: Simplify right side
    17,209,969.80x = 131,135,554,873,372.42
  5. Step 5: Solve for x
    x = 131,135,554,873,372.42/17,209,969.80
  6. Step 6: Final answer
    x = 7,619,743.46

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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.