Finding the Fourth Proportional to 21,951,832.10, 32,914,984.99 and 8,306,030.88
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Solution
The fourth proportional to 21,951,832.10, 32,914,984.99 and 8,306,030.88 is: 12,454,217.06
Step by Step Solution
- Step 1: Write the proportion equation
21,951,832.10 : 32,914,984.99 = 8,306,030.88 : x - Step 2: Convert to fraction form
21,951,832.10/32,914,984.99 = 8,306,030.88/x - Step 3: Cross multiply
21,951,832.10x = 32,914,984.99 × 8,306,030.88 - Step 4: Simplify right side
21,951,832.10x = 273,392,881,752,059.03 - Step 5: Solve for x
x = 273,392,881,752,059.03/21,951,832.10 - Step 6: Final answer
x = 12,454,217.06
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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.