Finding the Fourth Proportional to 33,646,692.96, 46,434,624.48 and 18,763,696.08
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Solution
The fourth proportional to 33,646,692.96, 46,434,624.48 and 18,763,696.08 is: 25,895,120.88
Step by Step Solution
- Step 1: Write the proportion equation
33,646,692.96 : 46,434,624.48 = 18,763,696.08 : x - Step 2: Convert to fraction form
33,646,692.96/46,434,624.48 = 18,763,696.08/x - Step 3: Cross multiply
33,646,692.96x = 46,434,624.48 × 18,763,696.08 - Step 4: Simplify right side
33,646,692.96x = 871,285,181,331,647.88 - Step 5: Solve for x
x = 871,285,181,331,647.88/33,646,692.96 - Step 6: Final answer
x = 25,895,120.88
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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.