Finding the Fourth Proportional to 10,229,242.89, 15,342,153.62 and 3,750,979.53
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Solution
The fourth proportional to 10,229,242.89, 15,342,153.62 and 3,750,979.53 is: 5,625,841.99
Step by Step Solution
- Step 1: Write the proportion equation
10,229,242.89 : 15,342,153.62 = 3,750,979.53 : x - Step 2: Convert to fraction form
10,229,242.89/15,342,153.62 = 3,750,979.53/x - Step 3: Cross multiply
10,229,242.89x = 15,342,153.62 × 3,750,979.53 - Step 4: Simplify right side
10,229,242.89x = 57,548,104,155,980.50 - Step 5: Solve for x
x = 57,548,104,155,980.50/10,229,242.89 - Step 6: Final answer
x = 5,625,841.99
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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.