Home / 14,205,873.21-19,609,436.22-9,311,410.73

Finding the Fourth Proportional to 14,205,873.21, 19,609,436.22 and 9,311,410.73

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Solution

The fourth proportional to 14,205,873.21, 19,609,436.22 and 9,311,410.73 is: 12,853,241.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205,873.21 : 19,609,436.22 = 9,311,410.73 : x
  2. Step 2: Convert to fraction form
    14,205,873.21/19,609,436.22 = 9,311,410.73/x
  3. Step 3: Cross multiply
    14,205,873.21x = 19,609,436.22 × 9,311,410.73
  4. Step 4: Simplify right side
    14,205,873.21x = 182,591,514,730,111.44
  5. Step 5: Solve for x
    x = 182,591,514,730,111.44/14,205,873.21
  6. Step 6: Final answer
    x = 12,853,241.19

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1.5x scale

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.