Finding the Fourth Proportional to 26,786,523.03, 40,175,479.80 and 7,351,208.07
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Solution
The fourth proportional to 26,786,523.03, 40,175,479.80 and 7,351,208.07 is: 11,025,630.72
Step by Step Solution
- Step 1: Write the proportion equation
26,786,523.03 : 40,175,479.80 = 7,351,208.07 : x - Step 2: Convert to fraction form
26,786,523.03/40,175,479.80 = 7,351,208.07/x - Step 3: Cross multiply
26,786,523.03x = 40,175,479.80 × 7,351,208.07 - Step 4: Simplify right side
26,786,523.03x = 295,338,311,321,882 - Step 5: Solve for x
x = 295,338,311,321,882/26,786,523.03 - Step 6: Final answer
x = 11,025,630.72
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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.