Finding the Fourth Proportional to 25,689,912.56, 38,534,997.36 and 6,520,675.44
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Solution
The fourth proportional to 25,689,912.56, 38,534,997.36 and 6,520,675.44 is: 9,781,045.78
Step by Step Solution
- Step 1: Write the proportion equation
25,689,912.56 : 38,534,997.36 = 6,520,675.44 : x - Step 2: Convert to fraction form
25,689,912.56/38,534,997.36 = 6,520,675.44/x - Step 3: Cross multiply
25,689,912.56x = 38,534,997.36 × 6,520,675.44 - Step 4: Simplify right side
25,689,912.56x = 251,274,210,865,816.84 - Step 5: Solve for x
x = 251,274,210,865,816.84/25,689,912.56 - Step 6: Final answer
x = 9,781,045.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.