Finding the Fourth Proportional to 5,348,439.23, 7,999,762.98 and 4,960,757.03
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Solution
The fourth proportional to 5,348,439.23, 7,999,762.98 and 4,960,757.03 is: 7,419,899.29
Step by Step Solution
- Step 1: Write the proportion equation
5,348,439.23 : 7,999,762.98 = 4,960,757.03 : x - Step 2: Convert to fraction form
5,348,439.23/7,999,762.98 = 4,960,757.03/x - Step 3: Cross multiply
5,348,439.23x = 7,999,762.98 × 4,960,757.03 - Step 4: Simplify right side
5,348,439.23x = 39,684,880,441,368.75 - Step 5: Solve for x
x = 39,684,880,441,368.75/5,348,439.23 - Step 6: Final answer
x = 7,419,899.29
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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.