Finding the Fourth Proportional to 27,221,820.40, 40,831,674.30 and 6,751,591.12
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Solution
The fourth proportional to 27,221,820.40, 40,831,674.30 and 6,751,591.12 is: 10,127,124.70
Step by Step Solution
- Step 1: Write the proportion equation
27,221,820.40 : 40,831,674.30 = 6,751,591.12 : x - Step 2: Convert to fraction form
27,221,820.40/40,831,674.30 = 6,751,591.12/x - Step 3: Cross multiply
27,221,820.40x = 40,831,674.30 × 6,751,591.12 - Step 4: Simplify right side
27,221,820.40x = 275,678,769,618,612.19 - Step 5: Solve for x
x = 275,678,769,618,612.19/27,221,820.40 - Step 6: Final answer
x = 10,127,124.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.