Home / 13,879,596.60-19,119,619.35-11,807,977.23

Finding the Fourth Proportional to 13,879,596.60, 19,119,619.35 and 11,807,977.23

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Solution

The fourth proportional to 13,879,596.60, 19,119,619.35 and 11,807,977.23 is: 16,265,892.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,879,596.60 : 19,119,619.35 = 11,807,977.23 : x
  2. Step 2: Convert to fraction form
    13,879,596.60/19,119,619.35 = 11,807,977.23/x
  3. Step 3: Cross multiply
    13,879,596.60x = 19,119,619.35 × 11,807,977.23
  4. Step 4: Simplify right side
    13,879,596.60x = 225,764,029,931,067.44
  5. Step 5: Solve for x
    x = 225,764,029,931,067.44/13,879,596.60
  6. Step 6: Final answer
    x = 16,265,892.77

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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.