Finding the Fourth Proportional to 7,897,302.18, 11,846,676.21 and 2,217,488.22
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Solution
The fourth proportional to 7,897,302.18, 11,846,676.21 and 2,217,488.22 is: 3,326,435.32
Step by Step Solution
- Step 1: Write the proportion equation
7,897,302.18 : 11,846,676.21 = 2,217,488.22 : x - Step 2: Convert to fraction form
7,897,302.18/11,846,676.21 = 2,217,488.22/x - Step 3: Cross multiply
7,897,302.18x = 11,846,676.21 × 2,217,488.22 - Step 4: Simplify right side
7,897,302.18x = 26,269,864,941,829.25 - Step 5: Solve for x
x = 26,269,864,941,829.25/7,897,302.18 - Step 6: Final answer
x = 3,326,435.32
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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.