Finding the Fourth Proportional to 31,928,271.80, 44,061,057.68 and 18,177,235.92
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Solution
The fourth proportional to 31,928,271.80, 44,061,057.68 and 18,177,235.92 is: 25,084,609.82
Step by Step Solution
- Step 1: Write the proportion equation
31,928,271.80 : 44,061,057.68 = 18,177,235.92 : x - Step 2: Convert to fraction form
31,928,271.80/44,061,057.68 = 18,177,235.92/x - Step 3: Cross multiply
31,928,271.80x = 44,061,057.68 × 18,177,235.92 - Step 4: Simplify right side
31,928,271.80x = 800,908,240,243,201.75 - Step 5: Solve for x
x = 800,908,240,243,201.75/31,928,271.80 - Step 6: Final answer
x = 25,084,609.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.