Finding the Fourth Proportional to 19,442,706.80, 29,122,069.80 and 16,923,282.80
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Solution
The fourth proportional to 19,442,706.80, 29,122,069.80 and 16,923,282.80 is: 25,348,375.00
Step by Step Solution
- Step 1: Write the proportion equation
19,442,706.80 : 29,122,069.80 = 16,923,282.80 : x - Step 2: Convert to fraction form
19,442,706.80/29,122,069.80 = 16,923,282.80/x - Step 3: Cross multiply
19,442,706.80x = 29,122,069.80 × 16,923,282.80 - Step 4: Simplify right side
19,442,706.80x = 492,841,022,946,739.50 - Step 5: Solve for x
x = 492,841,022,946,739.50/19,442,706.80 - Step 6: Final answer
x = 25,348,375.00
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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.