Home / 5,173,961.96-7,140,288.42-2,882,124.20

Finding the Fourth Proportional to 5,173,961.96, 7,140,288.42 and 2,882,124.20

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Solution

The fourth proportional to 5,173,961.96, 7,140,288.42 and 2,882,124.20 is: 3,977,454.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,961.96 : 7,140,288.42 = 2,882,124.20 : x
  2. Step 2: Convert to fraction form
    5,173,961.96/7,140,288.42 = 2,882,124.20/x
  3. Step 3: Cross multiply
    5,173,961.96x = 7,140,288.42 × 2,882,124.20
  4. Step 4: Simplify right side
    5,173,961.96x = 20,579,198,050,261.77
  5. Step 5: Solve for x
    x = 20,579,198,050,261.77/5,173,961.96
  6. Step 6: Final answer
    x = 3,977,454.46

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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.