Finding the Fourth Proportional to 16,354,038.97, 22,568,725.14 and 9,012,134.87
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Solution
The fourth proportional to 16,354,038.97, 22,568,725.14 and 9,012,134.87 is: 12,436,829.54
Step by Step Solution
- Step 1: Write the proportion equation
16,354,038.97 : 22,568,725.14 = 9,012,134.87 : x - Step 2: Convert to fraction form
16,354,038.97/22,568,725.14 = 9,012,134.87/x - Step 3: Cross multiply
16,354,038.97x = 22,568,725.14 × 9,012,134.87 - Step 4: Simplify right side
16,354,038.97x = 203,392,394,870,582.31 - Step 5: Solve for x
x = 203,392,394,870,582.31/16,354,038.97 - Step 6: Final answer
x = 12,436,829.54
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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.