Finding the Fourth Proportional to 7,341,567.70, 11,012,351.55 and 4,310,385.70
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Solution
The fourth proportional to 7,341,567.70, 11,012,351.55 and 4,310,385.70 is: 6,465,578.55
Step by Step Solution
- Step 1: Write the proportion equation
7,341,567.70 : 11,012,351.55 = 4,310,385.70 : x - Step 2: Convert to fraction form
7,341,567.70/11,012,351.55 = 4,310,385.70/x - Step 3: Cross multiply
7,341,567.70x = 11,012,351.55 × 4,310,385.70 - Step 4: Simplify right side
7,341,567.70x = 47,467,482,644,492.84 - Step 5: Solve for x
x = 47,467,482,644,492.84/7,341,567.70 - Step 6: Final answer
x = 6,465,578.55
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Similar ratio
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1.5x scale
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.