Home / 31,505,825.80-47,258,738.70-7,571,297.80

Finding the Fourth Proportional to 31,505,825.80, 47,258,738.70 and 7,571,297.80

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Solution

The fourth proportional to 31,505,825.80, 47,258,738.70 and 7,571,297.80 is: 11,356,946.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,505,825.80 : 47,258,738.70 = 7,571,297.80 : x
  2. Step 2: Convert to fraction form
    31,505,825.80/47,258,738.70 = 7,571,297.80/x
  3. Step 3: Cross multiply
    31,505,825.80x = 47,258,738.70 × 7,571,297.80
  4. Step 4: Simplify right side
    31,505,825.80x = 357,809,984,350,084.88
  5. Step 5: Solve for x
    x = 357,809,984,350,084.88/31,505,825.80
  6. Step 6: Final answer
    x = 11,356,946.70

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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.