Home / 5,111,700.68-7,054,107.54-2,819,957.96

Finding the Fourth Proportional to 5,111,700.68, 7,054,107.54 and 2,819,957.96

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Solution

The fourth proportional to 5,111,700.68, 7,054,107.54 and 2,819,957.96 is: 3,891,520.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111,700.68 : 7,054,107.54 = 2,819,957.96 : x
  2. Step 2: Convert to fraction form
    5,111,700.68/7,054,107.54 = 2,819,957.96/x
  3. Step 3: Cross multiply
    5,111,700.68x = 7,054,107.54 × 2,819,957.96
  4. Step 4: Simplify right side
    5,111,700.68x = 19,892,286,708,119.02
  5. Step 5: Solve for x
    x = 19,892,286,708,119.02/5,111,700.68
  6. Step 6: Final answer
    x = 3,891,520.25

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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.