Finding the Fourth Proportional to 26,656,884.70, 39,985,327.05 and 17,409,811.30
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Solution
The fourth proportional to 26,656,884.70, 39,985,327.05 and 17,409,811.30 is: 26,114,716.95
Step by Step Solution
- Step 1: Write the proportion equation
26,656,884.70 : 39,985,327.05 = 17,409,811.30 : x - Step 2: Convert to fraction form
26,656,884.70/39,985,327.05 = 17,409,811.30/x - Step 3: Cross multiply
26,656,884.70x = 39,985,327.05 × 17,409,811.30 - Step 4: Simplify right side
26,656,884.70x = 696,136,998,709,285.62 - Step 5: Solve for x
x = 696,136,998,709,285.62/26,656,884.70 - Step 6: Final answer
x = 26,114,716.95
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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.