Finding the Fourth Proportional to 48,207,524.30, 72,282,147.42 and 19,420,037.84
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Solution
The fourth proportional to 48,207,524.30, 72,282,147.42 and 19,420,037.84 is: 29,118,318.32
Step by Step Solution
- Step 1: Write the proportion equation
48,207,524.30 : 72,282,147.42 = 19,420,037.84 : x - Step 2: Convert to fraction form
48,207,524.30/72,282,147.42 = 19,420,037.84/x - Step 3: Cross multiply
48,207,524.30x = 72,282,147.42 × 19,420,037.84 - Step 4: Simplify right side
48,207,524.30x = 1,403,722,038,052,858.50 - Step 5: Solve for x
x = 1,403,722,038,052,858.50/48,207,524.30 - Step 6: Final answer
x = 29,118,318.32
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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.