Finding the Fourth Proportional to 73,529,175.60, 110,293,763.40 and 19,676,487.60
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Solution
The fourth proportional to 73,529,175.60, 110,293,763.40 and 19,676,487.60 is: 29,514,731.40
Step by Step Solution
- Step 1: Write the proportion equation
73,529,175.60 : 110,293,763.40 = 19,676,487.60 : x - Step 2: Convert to fraction form
73,529,175.60/110,293,763.40 = 19,676,487.60/x - Step 3: Cross multiply
73,529,175.60x = 110,293,763.40 × 19,676,487.60 - Step 4: Simplify right side
73,529,175.60x = 2,170,193,867,897,434 - Step 5: Solve for x
x = 2,170,193,867,897,434/73,529,175.60 - Step 6: Final answer
x = 29,514,731.40
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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.