Finding the Fourth Proportional to 5,048,447.16, 6,967,405.58 and 3,114,658.02
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Solution
The fourth proportional to 5,048,447.16, 6,967,405.58 and 3,114,658.02 is: 4,298,566.46
Step by Step Solution
- Step 1: Write the proportion equation
5,048,447.16 : 6,967,405.58 = 3,114,658.02 : x - Step 2: Convert to fraction form
5,048,447.16/6,967,405.58 = 3,114,658.02/x - Step 3: Cross multiply
5,048,447.16x = 6,967,405.58 × 3,114,658.02 - Step 4: Simplify right side
5,048,447.16x = 21,701,085,648,462.55 - Step 5: Solve for x
x = 21,701,085,648,462.55/5,048,447.16 - Step 6: Final answer
x = 4,298,566.46
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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.