Home / 20,038,430.97-30,058,171.61-6,907,709.84

Finding the Fourth Proportional to 20,038,430.97, 30,058,171.61 and 6,907,709.84

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Solution

The fourth proportional to 20,038,430.97, 30,058,171.61 and 6,907,709.84 is: 10,361,745.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038,430.97 : 30,058,171.61 = 6,907,709.84 : x
  2. Step 2: Convert to fraction form
    20,038,430.97/30,058,171.61 = 6,907,709.84/x
  3. Step 3: Cross multiply
    20,038,430.97x = 30,058,171.61 × 6,907,709.84
  4. Step 4: Simplify right side
    20,038,430.97x = 207,633,127,617,976.25
  5. Step 5: Solve for x
    x = 207,633,127,617,976.25/20,038,430.97
  6. Step 6: Final answer
    x = 10,361,745.78

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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.