Finding the Fourth Proportional to 26,605,846.06, 39,910,193.88 and 8,408,656.60
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Solution
The fourth proportional to 26,605,846.06, 39,910,193.88 and 8,408,656.60 is: 12,613,435.20
Step by Step Solution
- Step 1: Write the proportion equation
26,605,846.06 : 39,910,193.88 = 8,408,656.60 : x - Step 2: Convert to fraction form
26,605,846.06/39,910,193.88 = 8,408,656.60/x - Step 3: Cross multiply
26,605,846.06x = 39,910,193.88 × 8,408,656.60 - Step 4: Simplify right side
26,605,846.06x = 335,591,115,176,341.62 - Step 5: Solve for x
x = 335,591,115,176,341.62/26,605,846.06 - Step 6: Final answer
x = 12,613,435.20
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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.