Home / 5,149,289.12-7,101,076.08-3,083,973.92

Finding the Fourth Proportional to 5,149,289.12, 7,101,076.08 and 3,083,973.92

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Solution

The fourth proportional to 5,149,289.12, 7,101,076.08 and 3,083,973.92 is: 4,252,923.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149,289.12 : 7,101,076.08 = 3,083,973.92 : x
  2. Step 2: Convert to fraction form
    5,149,289.12/7,101,076.08 = 3,083,973.92/x
  3. Step 3: Cross multiply
    5,149,289.12x = 7,101,076.08 × 3,083,973.92
  4. Step 4: Simplify right side
    5,149,289.12x = 21,899,533,434,655.83
  5. Step 5: Solve for x
    x = 21,899,533,434,655.83/5,149,289.12
  6. Step 6: Final answer
    x = 4,252,923.64

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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.