Home / 35,085,100.43-48,414,980.67-20,399,724.86

Finding the Fourth Proportional to 35,085,100.43, 48,414,980.67 and 20,399,724.86

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Solution

The fourth proportional to 35,085,100.43, 48,414,980.67 and 20,399,724.86 is: 28,150,191.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,085,100.43 : 48,414,980.67 = 20,399,724.86 : x
  2. Step 2: Convert to fraction form
    35,085,100.43/48,414,980.67 = 20,399,724.86/x
  3. Step 3: Cross multiply
    35,085,100.43x = 48,414,980.67 × 20,399,724.86
  4. Step 4: Simplify right side
    35,085,100.43x = 987,652,284,528,143.62
  5. Step 5: Solve for x
    x = 987,652,284,528,143.62/35,085,100.43
  6. Step 6: Final answer
    x = 28,150,191.18

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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.