Finding the Fourth Proportional to 6,716,028.54, 10,076,019.30 and 2,166,991.99
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Solution
The fourth proportional to 6,716,028.54, 10,076,019.30 and 2,166,991.99 is: 3,251,125.72
Step by Step Solution
- Step 1: Write the proportion equation
6,716,028.54 : 10,076,019.30 = 2,166,991.99 : x - Step 2: Convert to fraction form
6,716,028.54/10,076,019.30 = 2,166,991.99/x - Step 3: Cross multiply
6,716,028.54x = 10,076,019.30 × 2,166,991.99 - Step 4: Simplify right side
6,716,028.54x = 21,834,653,114,185.41 - Step 5: Solve for x
x = 21,834,653,114,185.41/6,716,028.54 - Step 6: Final answer
x = 3,251,125.72
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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.