Finding the Fourth Proportional to 5,412,452.04, 8,118,055.98 and 1,423,675.08
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Solution
The fourth proportional to 5,412,452.04, 8,118,055.98 and 1,423,675.08 is: 2,135,348.99
Step by Step Solution
- Step 1: Write the proportion equation
5,412,452.04 : 8,118,055.98 = 1,423,675.08 : x - Step 2: Convert to fraction form
5,412,452.04/8,118,055.98 = 1,423,675.08/x - Step 3: Cross multiply
5,412,452.04x = 8,118,055.98 × 1,423,675.08 - Step 4: Simplify right side
5,412,452.04x = 11,557,473,996,770.98 - Step 5: Solve for x
x = 11,557,473,996,770.98/5,412,452.04 - Step 6: Final answer
x = 2,135,348.99
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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.