Home / 70,977,003.20-106,474,004.12-21,786,413.23

Finding the Fourth Proportional to 70,977,003.20, 106,474,004.12 and 21,786,413.23

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Solution

The fourth proportional to 70,977,003.20, 106,474,004.12 and 21,786,413.23 is: 32,682,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,977,003.20 : 106,474,004.12 = 21,786,413.23 : x
  2. Step 2: Convert to fraction form
    70,977,003.20/106,474,004.12 = 21,786,413.23/x
  3. Step 3: Cross multiply
    70,977,003.20x = 106,474,004.12 × 21,786,413.23
  4. Step 4: Simplify right side
    70,977,003.20x = 2,319,686,652,011,042.50
  5. Step 5: Solve for x
    x = 2,319,686,652,011,042.50/70,977,003.20
  6. Step 6: Final answer
    x = 32,682,228.71

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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.