Finding the Fourth Proportional to 65,247,789.67, 97,810,535.98 and 22,086,790.63
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Solution
The fourth proportional to 65,247,789.67, 97,810,535.98 and 22,086,790.63 is: 33,109,486.78
Step by Step Solution
- Step 1: Write the proportion equation
65,247,789.67 : 97,810,535.98 = 22,086,790.63 : x - Step 2: Convert to fraction form
65,247,789.67/97,810,535.98 = 22,086,790.63/x - Step 3: Cross multiply
65,247,789.67x = 97,810,535.98 × 22,086,790.63 - Step 4: Simplify right side
65,247,789.67x = 2,160,320,829,381,424.25 - Step 5: Solve for x
x = 2,160,320,829,381,424.25/65,247,789.67 - Step 6: Final answer
x = 33,109,486.78
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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.