Home / 5,173,956.96-7,140,281.52-2,882,119.20

Finding the Fourth Proportional to 5,173,956.96, 7,140,281.52 and 2,882,119.20

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Solution

The fourth proportional to 5,173,956.96, 7,140,281.52 and 2,882,119.20 is: 3,977,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,956.96 : 7,140,281.52 = 2,882,119.20 : x
  2. Step 2: Convert to fraction form
    5,173,956.96/7,140,281.52 = 2,882,119.20/x
  3. Step 3: Cross multiply
    5,173,956.96x = 7,140,281.52 × 2,882,119.20
  4. Step 4: Simplify right side
    5,173,956.96x = 20,579,142,462,197.18
  5. Step 5: Solve for x
    x = 20,579,142,462,197.18/5,173,956.96
  6. Step 6: Final answer
    x = 3,977,447.56

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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.