Finding the Fourth Proportional to 16,415,642.16, 24,628,445.04 and 8,737,980.60
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Solution
The fourth proportional to 16,415,642.16, 24,628,445.04 and 8,737,980.60 is: 13,109,622.69
Step by Step Solution
- Step 1: Write the proportion equation
16,415,642.16 : 24,628,445.04 = 8,737,980.60 : x - Step 2: Convert to fraction form
16,415,642.16/24,628,445.04 = 8,737,980.60/x - Step 3: Cross multiply
16,415,642.16x = 24,628,445.04 × 8,737,980.60 - Step 4: Simplify right side
16,415,642.16x = 215,202,874,967,686.22 - Step 5: Solve for x
x = 215,202,874,967,686.22/16,415,642.16 - Step 6: Final answer
x = 13,109,622.69
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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.