Finding the Fourth Proportional to 8,135,292.72, 11,226,673.12 and 4,464,270.66
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Solution
The fourth proportional to 8,135,292.72, 11,226,673.12 and 4,464,270.66 is: 6,160,676.59
Step by Step Solution
- Step 1: Write the proportion equation
8,135,292.72 : 11,226,673.12 = 4,464,270.66 : x - Step 2: Convert to fraction form
8,135,292.72/11,226,673.12 = 4,464,270.66/x - Step 3: Cross multiply
8,135,292.72x = 11,226,673.12 × 4,464,270.66 - Step 4: Simplify right side
8,135,292.72x = 50,118,907,419,026.66 - Step 5: Solve for x
x = 50,118,907,419,026.66/8,135,292.72 - Step 6: Final answer
x = 6,160,676.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.