Finding the Fourth Proportional to 16,916,648.08, 23,344,991.63 and 9,181,692.00
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Solution
The fourth proportional to 16,916,648.08, 23,344,991.63 and 9,181,692.00 is: 12,670,744.33
Step by Step Solution
- Step 1: Write the proportion equation
16,916,648.08 : 23,344,991.63 = 9,181,692.00 : x - Step 2: Convert to fraction form
16,916,648.08/23,344,991.63 = 9,181,692.00/x - Step 3: Cross multiply
16,916,648.08x = 23,344,991.63 × 9,181,692.00 - Step 4: Simplify right side
16,916,648.08x = 214,346,522,749,558.75 - Step 5: Solve for x
x = 214,346,522,749,558.75/16,916,648.08 - Step 6: Final answer
x = 12,670,744.33
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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.