Finding the Fourth Proportional to 6,597,328.95, 9,906,876.09 and 4,452,135.75
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Solution
The fourth proportional to 6,597,328.95, 9,906,876.09 and 4,452,135.75 is: 6,685,547.67
Step by Step Solution
- Step 1: Write the proportion equation
6,597,328.95 : 9,906,876.09 = 4,452,135.75 : x - Step 2: Convert to fraction form
6,597,328.95/9,906,876.09 = 4,452,135.75/x - Step 3: Cross multiply
6,597,328.95x = 9,906,876.09 × 4,452,135.75 - Step 4: Simplify right side
6,597,328.95x = 44,106,757,211,109.22 - Step 5: Solve for x
x = 44,106,757,211,109.22/6,597,328.95 - Step 6: Final answer
x = 6,685,547.67
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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.