Home / 12,879,965.70-19,319,812.38-3,295,268.10

Finding the Fourth Proportional to 12,879,965.70, 19,319,812.38 and 3,295,268.10

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Solution

The fourth proportional to 12,879,965.70, 19,319,812.38 and 3,295,268.10 is: 4,942,867.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,879,965.70 : 19,319,812.38 = 3,295,268.10 : x
  2. Step 2: Convert to fraction form
    12,879,965.70/19,319,812.38 = 3,295,268.10/x
  3. Step 3: Cross multiply
    12,879,965.70x = 19,319,812.38 × 3,295,268.10
  4. Step 4: Simplify right side
    12,879,965.70x = 63,663,961,433,799.08
  5. Step 5: Solve for x
    x = 63,663,961,433,799.08/12,879,965.70
  6. Step 6: Final answer
    x = 4,942,867.31

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