Finding the Fourth Proportional to 73,811,609.40, 110,717,414.10 and 22,686,985.20
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Solution
The fourth proportional to 73,811,609.40, 110,717,414.10 and 22,686,985.20 is: 34,030,477.80
Step by Step Solution
- Step 1: Write the proportion equation
73,811,609.40 : 110,717,414.10 = 22,686,985.20 : x - Step 2: Convert to fraction form
73,811,609.40/110,717,414.10 = 22,686,985.20/x - Step 3: Cross multiply
73,811,609.40x = 110,717,414.10 × 22,686,985.20 - Step 4: Simplify right side
73,811,609.40x = 2,511,844,335,068,971 - Step 5: Solve for x
x = 2,511,844,335,068,971/73,811,609.40 - Step 6: Final answer
x = 34,030,477.80
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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.