Finding the Fourth Proportional to 18,204,971.22, 27,298,315.17 and 6,070,139.28
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Solution
The fourth proportional to 18,204,971.22, 27,298,315.17 and 6,070,139.28 is: 9,102,160.79
Step by Step Solution
- Step 1: Write the proportion equation
18,204,971.22 : 27,298,315.17 = 6,070,139.28 : x - Step 2: Convert to fraction form
18,204,971.22/27,298,315.17 = 6,070,139.28/x - Step 3: Cross multiply
18,204,971.22x = 27,298,315.17 × 6,070,139.28 - Step 4: Simplify right side
18,204,971.22x = 165,704,575,191,236.91 - Step 5: Solve for x
x = 165,704,575,191,236.91/18,204,971.22 - Step 6: Final answer
x = 9,102,160.79
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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.