Home / 20,265,134.34-30,400,850.73-6,805,111.62

Finding the Fourth Proportional to 20,265,134.34, 30,400,850.73 and 6,805,111.62

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Solution

The fourth proportional to 20,265,134.34, 30,400,850.73 and 6,805,111.62 is: 10,208,724.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,265,134.34 : 30,400,850.73 = 6,805,111.62 : x
  2. Step 2: Convert to fraction form
    20,265,134.34/30,400,850.73 = 6,805,111.62/x
  3. Step 3: Cross multiply
    20,265,134.34x = 30,400,850.73 × 6,805,111.62
  4. Step 4: Simplify right side
    20,265,134.34x = 206,881,182,560,608.50
  5. Step 5: Solve for x
    x = 206,881,182,560,608.50/20,265,134.34
  6. Step 6: Final answer
    x = 10,208,724.95

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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.