Finding the Fourth Proportional to 26,193,847.72, 36,148,598.94 and 14,591,408.08
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Solution
The fourth proportional to 26,193,847.72, 36,148,598.94 and 14,591,408.08 is: 20,136,749.83
Step by Step Solution
- Step 1: Write the proportion equation
26,193,847.72 : 36,148,598.94 = 14,591,408.08 : x - Step 2: Convert to fraction form
26,193,847.72/36,148,598.94 = 14,591,408.08/x - Step 3: Cross multiply
26,193,847.72x = 36,148,598.94 × 14,591,408.08 - Step 4: Simplify right side
26,193,847.72x = 527,458,958,653,795.38 - Step 5: Solve for x
x = 527,458,958,653,795.38/26,193,847.72 - Step 6: Final answer
x = 20,136,749.83
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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.