Finding the Fourth Proportional to 7,602,450.48, 10,492,134.14 and 4,339,755.84
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Solution
The fourth proportional to 7,602,450.48, 10,492,134.14 and 4,339,755.84 is: 5,989,292.60
Step by Step Solution
- Step 1: Write the proportion equation
7,602,450.48 : 10,492,134.14 = 4,339,755.84 : x - Step 2: Convert to fraction form
7,602,450.48/10,492,134.14 = 4,339,755.84/x - Step 3: Cross multiply
7,602,450.48x = 10,492,134.14 × 4,339,755.84 - Step 4: Simplify right side
7,602,450.48x = 45,533,300,408,128.38 - Step 5: Solve for x
x = 45,533,300,408,128.38/7,602,450.48 - Step 6: Final answer
x = 5,989,292.60
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1.5x scale
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.