Home / 67,982,015.40-102,003,163.67-35,626,225.20

Finding the Fourth Proportional to 67,982,015.40, 102,003,163.67 and 35,626,225.20

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Solution

The fourth proportional to 67,982,015.40, 102,003,163.67 and 35,626,225.20 is: 53,455,133.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,982,015.40 : 102,003,163.67 = 35,626,225.20 : x
  2. Step 2: Convert to fraction form
    67,982,015.40/102,003,163.67 = 35,626,225.20/x
  3. Step 3: Cross multiply
    67,982,015.40x = 102,003,163.67 × 35,626,225.20
  4. Step 4: Simplify right side
    67,982,015.40x = 3,633,987,680,019,879
  5. Step 5: Solve for x
    x = 3,633,987,680,019,879/67,982,015.40
  6. Step 6: Final answer
    x = 53,455,133.08

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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.