Home / 5,212,708.94-7,189,271.78-3,669,080.16

Finding the Fourth Proportional to 5,212,708.94, 7,189,271.78 and 3,669,080.16

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Solution

The fourth proportional to 5,212,708.94, 7,189,271.78 and 3,669,080.16 is: 5,060,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212,708.94 : 7,189,271.78 = 3,669,080.16 : x
  2. Step 2: Convert to fraction form
    5,212,708.94/7,189,271.78 = 3,669,080.16/x
  3. Step 3: Cross multiply
    5,212,708.94x = 7,189,271.78 × 3,669,080.16
  4. Step 4: Simplify right side
    5,212,708.94x = 26,378,014,452,845.89
  5. Step 5: Solve for x
    x = 26,378,014,452,845.89/5,212,708.94
  6. Step 6: Final answer
    x = 5,060,327.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.