Finding the Fourth Proportional to 10,782,132.48, 16,177,049.28 and 4,631,530.08
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Solution
The fourth proportional to 10,782,132.48, 16,177,049.28 and 4,631,530.08 is: 6,948,949.15
Step by Step Solution
- Step 1: Write the proportion equation
10,782,132.48 : 16,177,049.28 = 4,631,530.08 : x - Step 2: Convert to fraction form
10,782,132.48/16,177,049.28 = 4,631,530.08/x - Step 3: Cross multiply
10,782,132.48x = 16,177,049.28 × 4,631,530.08 - Step 4: Simplify right side
10,782,132.48x = 74,924,490,345,962.34 - Step 5: Solve for x
x = 74,924,490,345,962.34/10,782,132.48 - Step 6: Final answer
x = 6,948,949.15
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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.