Finding the Fourth Proportional to 5,433,701.80, 8,143,554.30 and 4,165,241.80
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Solution
The fourth proportional to 5,433,701.80, 8,143,554.30 and 4,165,241.80 is: 6,242,498.03
Step by Step Solution
- Step 1: Write the proportion equation
5,433,701.80 : 8,143,554.30 = 4,165,241.80 : x - Step 2: Convert to fraction form
5,433,701.80/8,143,554.30 = 4,165,241.80/x - Step 3: Cross multiply
5,433,701.80x = 8,143,554.30 × 4,165,241.80 - Step 4: Simplify right side
5,433,701.80x = 33,919,872,770,929.74 - Step 5: Solve for x
x = 33,919,872,770,929.74/5,433,701.80 - Step 6: Final answer
x = 6,242,498.03
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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.