Home / 5,164,849.52-7,748,156.64-2,130,556.64

Finding the Fourth Proportional to 5,164,849.52, 7,748,156.64 and 2,130,556.64

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Solution

The fourth proportional to 5,164,849.52, 7,748,156.64 and 2,130,556.64 is: 3,196,198.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164,849.52 : 7,748,156.64 = 2,130,556.64 : x
  2. Step 2: Convert to fraction form
    5,164,849.52/7,748,156.64 = 2,130,556.64/x
  3. Step 3: Cross multiply
    5,164,849.52x = 7,748,156.64 × 2,130,556.64
  4. Step 4: Simplify right side
    5,164,849.52x = 16,507,886,577,112.09
  5. Step 5: Solve for x
    x = 16,507,886,577,112.09/5,164,849.52
  6. Step 6: Final answer
    x = 3,196,198.94

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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.