Finding the Fourth Proportional to 32,881,477.80, 45,376,525.48 and 18,198,156.62
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Solution
The fourth proportional to 32,881,477.80, 45,376,525.48 and 18,198,156.62 is: 25,113,503.80
Step by Step Solution
- Step 1: Write the proportion equation
32,881,477.80 : 45,376,525.48 = 18,198,156.62 : x - Step 2: Convert to fraction form
32,881,477.80/45,376,525.48 = 18,198,156.62/x - Step 3: Cross multiply
32,881,477.80x = 45,376,525.48 × 18,198,156.62 - Step 4: Simplify right side
32,881,477.80x = 825,769,117,556,460.62 - Step 5: Solve for x
x = 825,769,117,556,460.62/32,881,477.80 - Step 6: Final answer
x = 25,113,503.80
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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.