Home / 51,640,750.85-71,261,449.00-29,615,178.60

Finding the Fourth Proportional to 51,640,750.85, 71,261,449.00 and 29,615,178.60

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Solution

The fourth proportional to 51,640,750.85, 71,261,449.00 and 29,615,178.60 is: 40,867,348.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,640,750.85 : 71,261,449.00 = 29,615,178.60 : x
  2. Step 2: Convert to fraction form
    51,640,750.85/71,261,449.00 = 29,615,178.60/x
  3. Step 3: Cross multiply
    51,640,750.85x = 71,261,449.00 × 29,615,178.60
  4. Step 4: Simplify right side
    51,640,750.85x = 2,110,420,539,355,753.75
  5. Step 5: Solve for x
    x = 2,110,420,539,355,753.75/51,640,750.85
  6. Step 6: Final answer
    x = 40,867,348.07

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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.