Finding the Fourth Proportional to 19,282,245.63, 28,923,537.94 and 4,905,328.63
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Solution
The fourth proportional to 19,282,245.63, 28,923,537.94 and 4,905,328.63 is: 7,358,036.06
Step by Step Solution
- Step 1: Write the proportion equation
19,282,245.63 : 28,923,537.94 = 4,905,328.63 : x - Step 2: Convert to fraction form
19,282,245.63/28,923,537.94 = 4,905,328.63/x - Step 3: Cross multiply
19,282,245.63x = 28,923,537.94 × 4,905,328.63 - Step 4: Simplify right side
19,282,245.63x = 141,879,458,568,828.88 - Step 5: Solve for x
x = 141,879,458,568,828.88/19,282,245.63 - Step 6: Final answer
x = 7,358,036.06
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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.