Home / 6,648,220.80-9,977,246.40-2,661,993.60

Finding the Fourth Proportional to 6,648,220.80, 9,977,246.40 and 2,661,993.60

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Solution

The fourth proportional to 6,648,220.80, 9,977,246.40 and 2,661,993.60 is: 3,994,958.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648,220.80 : 9,977,246.40 = 2,661,993.60 : x
  2. Step 2: Convert to fraction form
    6,648,220.80/9,977,246.40 = 2,661,993.60/x
  3. Step 3: Cross multiply
    6,648,220.80x = 9,977,246.40 × 2,661,993.60
  4. Step 4: Simplify right side
    6,648,220.80x = 26,559,366,062,423.04
  5. Step 5: Solve for x
    x = 26,559,366,062,423.04/6,648,220.80
  6. Step 6: Final answer
    x = 3,994,958.48

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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.