Home / 6,870,525.60-10,305,788.40-3,847,216.80

Finding the Fourth Proportional to 6,870,525.60, 10,305,788.40 and 3,847,216.80

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Solution

The fourth proportional to 6,870,525.60, 10,305,788.40 and 3,847,216.80 is: 5,770,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,525.60 : 10,305,788.40 = 3,847,216.80 : x
  2. Step 2: Convert to fraction form
    6,870,525.60/10,305,788.40 = 3,847,216.80/x
  3. Step 3: Cross multiply
    6,870,525.60x = 10,305,788.40 × 3,847,216.80
  4. Step 4: Simplify right side
    6,870,525.60x = 39,648,602,269,725.12
  5. Step 5: Solve for x
    x = 39,648,602,269,725.12/6,870,525.60
  6. Step 6: Final answer
    x = 5,770,825.20

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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.