Home / 6,480,077.80-9,719,195.10-2,220,442.60

Finding the Fourth Proportional to 6,480,077.80, 9,719,195.10 and 2,220,442.60

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Solution

The fourth proportional to 6,480,077.80, 9,719,195.10 and 2,220,442.60 is: 3,330,348.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,077.80 : 9,719,195.10 = 2,220,442.60 : x
  2. Step 2: Convert to fraction form
    6,480,077.80/9,719,195.10 = 2,220,442.60/x
  3. Step 3: Cross multiply
    6,480,077.80x = 9,719,195.10 × 2,220,442.60
  4. Step 4: Simplify right side
    6,480,077.80x = 21,580,914,837,751.26
  5. Step 5: Solve for x
    x = 21,580,914,837,751.26/6,480,077.80
  6. Step 6: Final answer
    x = 3,330,348.11

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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.