Finding the Fourth Proportional to 75,782,545.08, 113,656,430.88 and 21,198,994.44
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Solution
The fourth proportional to 75,782,545.08, 113,656,430.88 and 21,198,994.44 is: 31,793,627.99
Step by Step Solution
- Step 1: Write the proportion equation
75,782,545.08 : 113,656,430.88 = 21,198,994.44 : x - Step 2: Convert to fraction form
75,782,545.08/113,656,430.88 = 21,198,994.44/x - Step 3: Cross multiply
75,782,545.08x = 113,656,430.88 × 21,198,994.44 - Step 4: Simplify right side
75,782,545.08x = 2,409,402,046,295,364.50 - Step 5: Solve for x
x = 2,409,402,046,295,364.50/75,782,545.08 - Step 6: Final answer
x = 31,793,627.99
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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.