Finding the Fourth Proportional to 10,166,202.99, 14,029,376.74 and 5,519,997
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Solution
The fourth proportional to 10,166,202.99, 14,029,376.74 and 5,519,997 is: 7,617,604.88
Step by Step Solution
- Step 1: Write the proportion equation
10,166,202.99 : 14,029,376.74 = 5,519,997 : x - Step 2: Convert to fraction form
10,166,202.99/14,029,376.74 = 5,519,997/x - Step 3: Cross multiply
10,166,202.99x = 14,029,376.74 × 5,519,997 - Step 4: Simplify right side
10,166,202.99x = 77,442,117,502,869.80 - Step 5: Solve for x
x = 77,442,117,502,869.80/10,166,202.99 - Step 6: Final answer
x = 7,617,604.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.