Finding the Fourth Proportional to 75,859,826.68, 104,686,879.86 and 41,052,518.76
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Solution
The fourth proportional to 75,859,826.68, 104,686,879.86 and 41,052,518.76 is: 56,652,648.54
Step by Step Solution
- Step 1: Write the proportion equation
75,859,826.68 : 104,686,879.86 = 41,052,518.76 : x - Step 2: Convert to fraction form
75,859,826.68/104,686,879.86 = 41,052,518.76/x - Step 3: Cross multiply
75,859,826.68x = 104,686,879.86 × 41,052,518.76 - Step 4: Simplify right side
75,859,826.68x = 4,297,660,099,378,516 - Step 5: Solve for x
x = 4,297,660,099,378,516/75,859,826.68 - Step 6: Final answer
x = 56,652,648.54
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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.