Home / 5,065,532.24-6,990,446.00-2,742,449.20

Finding the Fourth Proportional to 5,065,532.24, 6,990,446.00 and 2,742,449.20

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Solution

The fourth proportional to 5,065,532.24, 6,990,446.00 and 2,742,449.20 is: 3,784,586.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065,532.24 : 6,990,446.00 = 2,742,449.20 : x
  2. Step 2: Convert to fraction form
    5,065,532.24/6,990,446.00 = 2,742,449.20/x
  3. Step 3: Cross multiply
    5,065,532.24x = 6,990,446.00 × 2,742,449.20
  4. Step 4: Simplify right side
    5,065,532.24x = 19,170,943,029,723.21
  5. Step 5: Solve for x
    x = 19,170,943,029,723.21/5,065,532.24
  6. Step 6: Final answer
    x = 3,784,586.13

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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.