Home / 53,947,840.60-80,921,760.90-36,729,152.20

Finding the Fourth Proportional to 53,947,840.60, 80,921,760.90 and 36,729,152.20

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Solution

The fourth proportional to 53,947,840.60, 80,921,760.90 and 36,729,152.20 is: 55,093,728.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,947,840.60 : 80,921,760.90 = 36,729,152.20 : x
  2. Step 2: Convert to fraction form
    53,947,840.60/80,921,760.90 = 36,729,152.20/x
  3. Step 3: Cross multiply
    53,947,840.60x = 80,921,760.90 × 36,729,152.20
  4. Step 4: Simplify right side
    53,947,840.60x = 2,972,187,672,388,109.50
  5. Step 5: Solve for x
    x = 2,972,187,672,388,109.50/53,947,840.60
  6. Step 6: Final answer
    x = 55,093,728.30

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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.