Finding the Fourth Proportional to 51,382,323.66, 70,907,529.97 and 27,860,817.66
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Solution
The fourth proportional to 51,382,323.66, 70,907,529.97 and 27,860,817.66 is: 38,447,886.79
Step by Step Solution
- Step 1: Write the proportion equation
51,382,323.66 : 70,907,529.97 = 27,860,817.66 : x - Step 2: Convert to fraction form
51,382,323.66/70,907,529.97 = 27,860,817.66/x - Step 3: Cross multiply
51,382,323.66x = 70,907,529.97 × 27,860,817.66 - Step 4: Simplify right side
51,382,323.66x = 1,975,541,762,952,883.25 - Step 5: Solve for x
x = 1,975,541,762,952,883.25/51,382,323.66 - Step 6: Final answer
x = 38,447,886.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.