Finding the Fourth Proportional to 4,447,293.10, 6,137,922.63 and 2,815,852.12
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Solution
The fourth proportional to 4,447,293.10, 6,137,922.63 and 2,815,852.12 is: 3,886,292.64
Step by Step Solution
- Step 1: Write the proportion equation
4,447,293.10 : 6,137,922.63 = 2,815,852.12 : x - Step 2: Convert to fraction form
4,447,293.10/6,137,922.63 = 2,815,852.12/x - Step 3: Cross multiply
4,447,293.10x = 6,137,922.63 × 2,815,852.12 - Step 4: Simplify right side
4,447,293.10x = 17,283,482,450,081.48 - Step 5: Solve for x
x = 17,283,482,450,081.48/4,447,293.10 - Step 6: Final answer
x = 3,886,292.64
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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.