Finding the Fourth Proportional to 7,114,302.63, 10,671,418.26 and 1,722,952.91
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Solution
The fourth proportional to 7,114,302.63, 10,671,418.26 and 1,722,952.91 is: 2,584,420.72
Step by Step Solution
- Step 1: Write the proportion equation
7,114,302.63 : 10,671,418.26 = 1,722,952.91 : x - Step 2: Convert to fraction form
7,114,302.63/10,671,418.26 = 1,722,952.91/x - Step 3: Cross multiply
7,114,302.63x = 10,671,418.26 × 1,722,952.91 - Step 4: Simplify right side
7,114,302.63x = 18,386,351,091,537.05 - Step 5: Solve for x
x = 18,386,351,091,537.05/7,114,302.63 - Step 6: Final answer
x = 2,584,420.72
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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.