Finding the Fourth Proportional to 45,974,244.63, 68,968,452.83 and 15,675,021.75
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Solution
The fourth proportional to 45,974,244.63, 68,968,452.83 and 15,675,021.75 is: 23,514,948.57
Step by Step Solution
- Step 1: Write the proportion equation
45,974,244.63 : 68,968,452.83 = 15,675,021.75 : x - Step 2: Convert to fraction form
45,974,244.63/68,968,452.83 = 15,675,021.75/x - Step 3: Cross multiply
45,974,244.63x = 68,968,452.83 × 15,675,021.75 - Step 4: Simplify right side
45,974,244.63x = 1,081,081,998,095,724 - Step 5: Solve for x
x = 1,081,081,998,095,724/45,974,244.63 - Step 6: Final answer
x = 23,514,948.57
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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.