Home / 9,871,350.50-13,623,157.88-5,520,841.61

Finding the Fourth Proportional to 9,871,350.50, 13,623,157.88 and 5,520,841.61

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Solution

The fourth proportional to 9,871,350.50, 13,623,157.88 and 5,520,841.61 is: 7,619,149.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,871,350.50 : 13,623,157.88 = 5,520,841.61 : x
  2. Step 2: Convert to fraction form
    9,871,350.50/13,623,157.88 = 5,520,841.61/x
  3. Step 3: Cross multiply
    9,871,350.50x = 13,623,157.88 × 5,520,841.61
  4. Step 4: Simplify right side
    9,871,350.50x = 75,211,296,954,485.31
  5. Step 5: Solve for x
    x = 75,211,296,954,485.31/9,871,350.50
  6. Step 6: Final answer
    x = 7,619,149.68

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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.