Finding the Fourth Proportional to 7,247,733.14, 10,847,943.03 and 5,328,136.19
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Solution
The fourth proportional to 7,247,733.14, 10,847,943.03 and 5,328,136.19 is: 7,974,813.19
Step by Step Solution
- Step 1: Write the proportion equation
7,247,733.14 : 10,847,943.03 = 5,328,136.19 : x - Step 2: Convert to fraction form
7,247,733.14/10,847,943.03 = 5,328,136.19/x - Step 3: Cross multiply
7,247,733.14x = 10,847,943.03 × 5,328,136.19 - Step 4: Simplify right side
7,247,733.14x = 57,799,317,845,201.26 - Step 5: Solve for x
x = 57,799,317,845,201.26/7,247,733.14 - Step 6: Final answer
x = 7,974,813.19
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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.