Finding the Fourth Proportional to 8,928,841.39, 13,391,827.16 and 2,450,403.07
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Solution
The fourth proportional to 8,928,841.39, 13,391,827.16 and 2,450,403.07 is: 3,675,210.80
Step by Step Solution
- Step 1: Write the proportion equation
8,928,841.39 : 13,391,827.16 = 2,450,403.07 : x - Step 2: Convert to fraction form
8,928,841.39/13,391,827.16 = 2,450,403.07/x - Step 3: Cross multiply
8,928,841.39x = 13,391,827.16 × 2,450,403.07 - Step 4: Simplify right side
8,928,841.39x = 32,815,374,324,940.25 - Step 5: Solve for x
x = 32,815,374,324,940.25/8,928,841.39 - Step 6: Final answer
x = 3,675,210.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.