Finding the Fourth Proportional to 16,128,367.90, 24,194,625.45 and 8,045,475.10
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Solution
The fourth proportional to 16,128,367.90, 24,194,625.45 and 8,045,475.10 is: 12,069,247.04
Step by Step Solution
- Step 1: Write the proportion equation
16,128,367.90 : 24,194,625.45 = 8,045,475.10 : x - Step 2: Convert to fraction form
16,128,367.90/24,194,625.45 = 8,045,475.10/x - Step 3: Cross multiply
16,128,367.90x = 24,194,625.45 × 8,045,475.10 - Step 4: Simplify right side
16,128,367.90x = 194,657,256,611,801.28 - Step 5: Solve for x
x = 194,657,256,611,801.28/16,128,367.90 - Step 6: Final answer
x = 12,069,247.04
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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.