Finding the Fourth Proportional to 6,756,896.54, 10,136,648.80 and 2,206,722.08
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Solution
The fourth proportional to 6,756,896.54, 10,136,648.80 and 2,206,722.08 is: 3,310,508.99
Step by Step Solution
- Step 1: Write the proportion equation
6,756,896.54 : 10,136,648.80 = 2,206,722.08 : x - Step 2: Convert to fraction form
6,756,896.54/10,136,648.80 = 2,206,722.08/x - Step 3: Cross multiply
6,756,896.54x = 10,136,648.80 × 2,206,722.08 - Step 4: Simplify right side
6,756,896.54x = 22,368,766,724,165.51 - Step 5: Solve for x
x = 22,368,766,724,165.51/6,756,896.54 - Step 6: Final answer
x = 3,310,508.99
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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.