Finding the Fourth Proportional to 32,692,028.12, 45,114,998.93 and 18,007,648.99
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Solution
The fourth proportional to 32,692,028.12, 45,114,998.93 and 18,007,648.99 is: 24,850,555.67
Step by Step Solution
- Step 1: Write the proportion equation
32,692,028.12 : 45,114,998.93 = 18,007,648.99 : x - Step 2: Convert to fraction form
32,692,028.12/45,114,998.93 = 18,007,648.99/x - Step 3: Cross multiply
32,692,028.12x = 45,114,998.93 × 18,007,648.99 - Step 4: Simplify right side
32,692,028.12x = 812,415,064,780,368.62 - Step 5: Solve for x
x = 812,415,064,780,368.62/32,692,028.12 - Step 6: Final answer
x = 24,850,555.67
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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.