Finding the Fourth Proportional to 18,598,079.60, 27,897,119.40 and 5,818,695.08
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Solution
The fourth proportional to 18,598,079.60, 27,897,119.40 and 5,818,695.08 is: 8,728,042.62
Step by Step Solution
- Step 1: Write the proportion equation
18,598,079.60 : 27,897,119.40 = 5,818,695.08 : x - Step 2: Convert to fraction form
18,598,079.60/27,897,119.40 = 5,818,695.08/x - Step 3: Cross multiply
18,598,079.60x = 27,897,119.40 × 5,818,695.08 - Step 4: Simplify right side
18,598,079.60x = 162,324,831,398,952.53 - Step 5: Solve for x
x = 162,324,831,398,952.53/18,598,079.60 - Step 6: Final answer
x = 8,728,042.62
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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.