Finding the Fourth Proportional to 14,649,730.10, 20,215,170.89 and 8,456,771.96
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Solution
The fourth proportional to 14,649,730.10, 20,215,170.89 and 8,456,771.96 is: 11,669,504.43
Step by Step Solution
- Step 1: Write the proportion equation
14,649,730.10 : 20,215,170.89 = 8,456,771.96 : x - Step 2: Convert to fraction form
14,649,730.10/20,215,170.89 = 8,456,771.96/x - Step 3: Cross multiply
14,649,730.10x = 20,215,170.89 × 8,456,771.96 - Step 4: Simplify right side
14,649,730.10x = 170,955,090,248,084.41 - Step 5: Solve for x
x = 170,955,090,248,084.41/14,649,730.10 - Step 6: Final answer
x = 11,669,504.43
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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.