Finding the Fourth Proportional to 11,649,420.36, 17,482,003.74 and 4,076,451.72
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Solution
The fourth proportional to 11,649,420.36, 17,482,003.74 and 4,076,451.72 is: 6,117,432.63
Step by Step Solution
- Step 1: Write the proportion equation
11,649,420.36 : 17,482,003.74 = 4,076,451.72 : x - Step 2: Convert to fraction form
11,649,420.36/17,482,003.74 = 4,076,451.72/x - Step 3: Cross multiply
11,649,420.36x = 17,482,003.74 × 4,076,451.72 - Step 4: Simplify right side
11,649,420.36x = 71,264,544,214,969.44 - Step 5: Solve for x
x = 71,264,544,214,969.44/11,649,420.36 - Step 6: Final answer
x = 6,117,432.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.