Home / 5,173,957.46-7,140,282.21-2,882,119.70

Finding the Fourth Proportional to 5,173,957.46, 7,140,282.21 and 2,882,119.70

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Solution

The fourth proportional to 5,173,957.46, 7,140,282.21 and 2,882,119.70 is: 3,977,448.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,957.46 : 7,140,282.21 = 2,882,119.70 : x
  2. Step 2: Convert to fraction form
    5,173,957.46/7,140,282.21 = 2,882,119.70/x
  3. Step 3: Cross multiply
    5,173,957.46x = 7,140,282.21 × 2,882,119.70
  4. Step 4: Simplify right side
    5,173,957.46x = 20,579,148,021,000.54
  5. Step 5: Solve for x
    x = 20,579,148,021,000.54/5,173,957.46
  6. Step 6: Final answer
    x = 3,977,448.25

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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.