Home / 9,660,422.22-13,331,411.78-5,309,954.34

Finding the Fourth Proportional to 9,660,422.22, 13,331,411.78 and 5,309,954.34

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Solution

The fourth proportional to 9,660,422.22, 13,331,411.78 and 5,309,954.34 is: 7,327,752.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,422.22 : 13,331,411.78 = 5,309,954.34 : x
  2. Step 2: Convert to fraction form
    9,660,422.22/13,331,411.78 = 5,309,954.34/x
  3. Step 3: Cross multiply
    9,660,422.22x = 13,331,411.78 × 5,309,954.34
  4. Step 4: Simplify right side
    9,660,422.22x = 70,789,187,839,538.12
  5. Step 5: Solve for x
    x = 70,789,187,839,538.12/9,660,422.22
  6. Step 6: Final answer
    x = 7,327,752.99

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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.