Home / 5,111,142-7,664,467.68-1,914,025.92

Finding the Fourth Proportional to 5,111,142, 7,664,467.68 and 1,914,025.92

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Solution

The fourth proportional to 5,111,142, 7,664,467.68 and 1,914,025.92 is: 2,870,198.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111,142 : 7,664,467.68 = 1,914,025.92 : x
  2. Step 2: Convert to fraction form
    5,111,142/7,664,467.68 = 1,914,025.92/x
  3. Step 3: Cross multiply
    5,111,142x = 7,664,467.68 × 1,914,025.92
  4. Step 4: Simplify right side
    5,111,142x = 14,669,989,802,522.26
  5. Step 5: Solve for x
    x = 14,669,989,802,522.26/5,111,142
  6. Step 6: Final answer
    x = 2,870,198.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.