Finding the Fourth Proportional to 34,843,929.20, 52,265,893.80 and 19,727,385.20
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Solution
The fourth proportional to 34,843,929.20, 52,265,893.80 and 19,727,385.20 is: 29,591,077.80
Step by Step Solution
- Step 1: Write the proportion equation
34,843,929.20 : 52,265,893.80 = 19,727,385.20 : x - Step 2: Convert to fraction form
34,843,929.20/52,265,893.80 = 19,727,385.20/x - Step 3: Cross multiply
34,843,929.20x = 52,265,893.80 × 19,727,385.20 - Step 4: Simplify right side
34,843,929.20x = 1,031,069,419,814,891.62 - Step 5: Solve for x
x = 1,031,069,419,814,891.62/34,843,929.20 - Step 6: Final answer
x = 29,591,077.80
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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.