Finding the Fourth Proportional to 14,788,228.80, 22,179,232.80 and 6,268,843.20
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Solution
The fourth proportional to 14,788,228.80, 22,179,232.80 and 6,268,843.20 is: 9,401,946.28
Step by Step Solution
- Step 1: Write the proportion equation
14,788,228.80 : 22,179,232.80 = 6,268,843.20 : x - Step 2: Convert to fraction form
14,788,228.80/22,179,232.80 = 6,268,843.20/x - Step 3: Cross multiply
14,788,228.80x = 22,179,232.80 × 6,268,843.20 - Step 4: Simplify right side
14,788,228.80x = 139,038,132,719,496.97 - Step 5: Solve for x
x = 139,038,132,719,496.97/14,788,228.80 - Step 6: Final answer
x = 9,401,946.28
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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.