Finding the Fourth Proportional to 18,094,257.40, 27,145,322.70 and 5,961,656.20
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Solution
The fourth proportional to 18,094,257.40, 27,145,322.70 and 5,961,656.20 is: 8,943,781.32
Step by Step Solution
- Step 1: Write the proportion equation
18,094,257.40 : 27,145,322.70 = 5,961,656.20 : x - Step 2: Convert to fraction form
18,094,257.40/27,145,322.70 = 5,961,656.20/x - Step 3: Cross multiply
18,094,257.40x = 27,145,322.70 × 5,961,656.20 - Step 4: Simplify right side
18,094,257.40x = 161,831,081,375,455.75 - Step 5: Solve for x
x = 161,831,081,375,455.75/18,094,257.40 - Step 6: Final answer
x = 8,943,781.32
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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.