Home / 7,218,077.35-10,827,614.25-2,100,549.64

Finding the Fourth Proportional to 7,218,077.35, 10,827,614.25 and 2,100,549.64

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Solution

The fourth proportional to 7,218,077.35, 10,827,614.25 and 2,100,549.64 is: 3,150,969.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218,077.35 : 10,827,614.25 = 2,100,549.64 : x
  2. Step 2: Convert to fraction form
    7,218,077.35/10,827,614.25 = 2,100,549.64/x
  3. Step 3: Cross multiply
    7,218,077.35x = 10,827,614.25 × 2,100,549.64
  4. Step 4: Simplify right side
    7,218,077.35x = 22,743,941,177,676.45
  5. Step 5: Solve for x
    x = 22,743,941,177,676.45/7,218,077.35
  6. Step 6: Final answer
    x = 3,150,969.44

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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.