Finding the Fourth Proportional to 10,201,483.44, 14,076,975.12 and 5,789,805.99
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Solution
The fourth proportional to 10,201,483.44, 14,076,975.12 and 5,789,805.99 is: 7,989,323.83
Step by Step Solution
- Step 1: Write the proportion equation
10,201,483.44 : 14,076,975.12 = 5,789,805.99 : x - Step 2: Convert to fraction form
10,201,483.44/14,076,975.12 = 5,789,805.99/x - Step 3: Cross multiply
10,201,483.44x = 14,076,975.12 × 5,789,805.99 - Step 4: Simplify right side
10,201,483.44x = 81,502,954,796,356.55 - Step 5: Solve for x
x = 81,502,954,796,356.55/10,201,483.44 - Step 6: Final answer
x = 7,989,323.83
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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.