Home / 8,046,163.80-12,069,245.70-1,980,847.35

Finding the Fourth Proportional to 8,046,163.80, 12,069,245.70 and 1,980,847.35

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Solution

The fourth proportional to 8,046,163.80, 12,069,245.70 and 1,980,847.35 is: 2,971,271.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,046,163.80 : 12,069,245.70 = 1,980,847.35 : x
  2. Step 2: Convert to fraction form
    8,046,163.80/12,069,245.70 = 1,980,847.35/x
  3. Step 3: Cross multiply
    8,046,163.80x = 12,069,245.70 × 1,980,847.35
  4. Step 4: Simplify right side
    8,046,163.80x = 23,907,333,361,343.89
  5. Step 5: Solve for x
    x = 23,907,333,361,343.89/8,046,163.80
  6. Step 6: Final answer
    x = 2,971,271.03

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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.