Finding the Fourth Proportional to 31,991,270.79, 48,006,392.76 and 11,519,278.14
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Solution
The fourth proportional to 31,991,270.79, 48,006,392.76 and 11,519,278.14 is: 17,285,933.85
Step by Step Solution
- Step 1: Write the proportion equation
31,991,270.79 : 48,006,392.76 = 11,519,278.14 : x - Step 2: Convert to fraction form
31,991,270.79/48,006,392.76 = 11,519,278.14/x - Step 3: Cross multiply
31,991,270.79x = 48,006,392.76 × 11,519,278.14 - Step 4: Simplify right side
31,991,270.79x = 552,998,990,700,522.25 - Step 5: Solve for x
x = 552,998,990,700,522.25/31,991,270.79 - Step 6: Final answer
x = 17,285,933.85
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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.