Home / 27,747,738,825.74-38,291,783,025.87-15,060,474,458.31

Finding the Fourth Proportional to 27,747,738,825.74, 38,291,783,025.87 and 15,060,474,458.31

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Solution

The fourth proportional to 27,747,738,825.74, 38,291,783,025.87 and 15,060,474,458.31 is: 20,783,402,346.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,747,738,825.74 : 38,291,783,025.87 = 15,060,474,458.31 : x
  2. Step 2: Convert to fraction form
    27,747,738,825.74/38,291,783,025.87 = 15,060,474,458.31/x
  3. Step 3: Cross multiply
    27,747,738,825.74x = 38,291,783,025.87 × 15,060,474,458.31
  4. Step 4: Simplify right side
    27,747,738,825.74x = 576,692,420,224,263,585,792
  5. Step 5: Solve for x
    x = 576,692,420,224,263,585,792/27,747,738,825.74
  6. Step 6: Final answer
    x = 20,783,402,346.62

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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.