Finding the Fourth Proportional to 8,225,167.14, 11,351,085.12 and 4,554,083.52
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Solution
The fourth proportional to 8,225,167.14, 11,351,085.12 and 4,554,083.52 is: 6,284,831.52
Step by Step Solution
- Step 1: Write the proportion equation
8,225,167.14 : 11,351,085.12 = 4,554,083.52 : x - Step 2: Convert to fraction form
8,225,167.14/11,351,085.12 = 4,554,083.52/x - Step 3: Cross multiply
8,225,167.14x = 11,351,085.12 × 4,554,083.52 - Step 4: Simplify right side
8,225,167.14x = 51,693,789,679,109.21 - Step 5: Solve for x
x = 51,693,789,679,109.21/8,225,167.14 - Step 6: Final answer
x = 6,284,831.52
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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.