Finding the Fourth Proportional to 11,871,466.12, 17,808,625.50 and 4,193,534.44
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Solution
The fourth proportional to 11,871,466.12, 17,808,625.50 and 4,193,534.44 is: 6,290,805.50
Step by Step Solution
- Step 1: Write the proportion equation
11,871,466.12 : 17,808,625.50 = 4,193,534.44 : x - Step 2: Convert to fraction form
11,871,466.12/17,808,625.50 = 4,193,534.44/x - Step 3: Cross multiply
11,871,466.12x = 17,808,625.50 × 4,193,534.44 - Step 4: Simplify right side
11,871,466.12x = 74,681,084,363,312.22 - Step 5: Solve for x
x = 74,681,084,363,312.22/11,871,466.12 - Step 6: Final answer
x = 6,290,805.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.