Home / 8,314,891.20-12,465,338.40-4,325,803.20

Finding the Fourth Proportional to 8,314,891.20, 12,465,338.40 and 4,325,803.20

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Solution

The fourth proportional to 8,314,891.20, 12,465,338.40 and 4,325,803.20 is: 6,485,063.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,314,891.20 : 12,465,338.40 = 4,325,803.20 : x
  2. Step 2: Convert to fraction form
    8,314,891.20/12,465,338.40 = 4,325,803.20/x
  3. Step 3: Cross multiply
    8,314,891.20x = 12,465,338.40 × 4,325,803.20
  4. Step 4: Simplify right side
    8,314,891.20x = 53,922,600,739,802.88
  5. Step 5: Solve for x
    x = 53,922,600,739,802.88/8,314,891.20
  6. Step 6: Final answer
    x = 6,485,063.90

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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.