Finding the Fourth Proportional to 8,748,110.70, 13,122,166.05 and 6,197,193.90
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Solution
The fourth proportional to 8,748,110.70, 13,122,166.05 and 6,197,193.90 is: 9,295,790.85
Step by Step Solution
- Step 1: Write the proportion equation
8,748,110.70 : 13,122,166.05 = 6,197,193.90 : x - Step 2: Convert to fraction form
8,748,110.70/13,122,166.05 = 6,197,193.90/x - Step 3: Cross multiply
8,748,110.70x = 13,122,166.05 × 6,197,193.90 - Step 4: Simplify right side
8,748,110.70x = 81,320,607,399,847.11 - Step 5: Solve for x
x = 81,320,607,399,847.11/8,748,110.70 - Step 6: Final answer
x = 9,295,790.85
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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.