Home / 3,837,071.66-5,295,020.12-2,118,155.27

Finding the Fourth Proportional to 3,837,071.66, 5,295,020.12 and 2,118,155.27

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Solution

The fourth proportional to 3,837,071.66, 5,295,020.12 and 2,118,155.27 is: 2,922,977.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837,071.66 : 5,295,020.12 = 2,118,155.27 : x
  2. Step 2: Convert to fraction form
    3,837,071.66/5,295,020.12 = 2,118,155.27/x
  3. Step 3: Cross multiply
    3,837,071.66x = 5,295,020.12 × 2,118,155.27
  4. Step 4: Simplify right side
    3,837,071.66x = 11,215,674,742,811.24
  5. Step 5: Solve for x
    x = 11,215,674,742,811.24/3,837,071.66
  6. Step 6: Final answer
    x = 2,922,977.66

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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.