Home / 21,903,293.43-30,229,173.27-12,735,936.18

Finding the Fourth Proportional to 21,903,293.43, 30,229,173.27 and 12,735,936.18

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Solution

The fourth proportional to 21,903,293.43, 30,229,173.27 and 12,735,936.18 is: 17,577,120.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,903,293.43 : 30,229,173.27 = 12,735,936.18 : x
  2. Step 2: Convert to fraction form
    21,903,293.43/30,229,173.27 = 12,735,936.18/x
  3. Step 3: Cross multiply
    21,903,293.43x = 30,229,173.27 × 12,735,936.18
  4. Step 4: Simplify right side
    21,903,293.43x = 384,996,821,540,881.88
  5. Step 5: Solve for x
    x = 384,996,821,540,881.88/21,903,293.43
  6. Step 6: Final answer
    x = 17,577,120.21

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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.