Finding the Fourth Proportional to 62,820,391.05, 94,232,686.10 and 17,378,380.17
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Solution
The fourth proportional to 62,820,391.05, 94,232,686.10 and 17,378,380.17 is: 26,068,151.06
Step by Step Solution
- Step 1: Write the proportion equation
62,820,391.05 : 94,232,686.10 = 17,378,380.17 : x - Step 2: Convert to fraction form
62,820,391.05/94,232,686.10 = 17,378,380.17/x - Step 3: Cross multiply
62,820,391.05x = 94,232,686.10 × 17,378,380.17 - Step 4: Simplify right side
62,820,391.05x = 1,637,611,443,399,183 - Step 5: Solve for x
x = 1,637,611,443,399,183/62,820,391.05 - Step 6: Final answer
x = 26,068,151.06
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1.5x scale
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.