Finding the Fourth Proportional to 32,478,974.16, 44,820,983.04 and 17,795,197.44
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Solution
The fourth proportional to 32,478,974.16, 44,820,983.04 and 17,795,197.44 is: 24,557,371.75
Step by Step Solution
- Step 1: Write the proportion equation
32,478,974.16 : 44,820,983.04 = 17,795,197.44 : x - Step 2: Convert to fraction form
32,478,974.16/44,820,983.04 = 17,795,197.44/x - Step 3: Cross multiply
32,478,974.16x = 44,820,983.04 × 17,795,197.44 - Step 4: Simplify right side
32,478,974.16x = 797,598,242,651,691.50 - Step 5: Solve for x
x = 797,598,242,651,691.50/32,478,974.16 - Step 6: Final answer
x = 24,557,371.75
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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.