Finding the Fourth Proportional to 8,869,549.70, 13,304,324.55 and 2,885,917.70
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Solution
The fourth proportional to 8,869,549.70, 13,304,324.55 and 2,885,917.70 is: 4,328,876.55
Step by Step Solution
- Step 1: Write the proportion equation
8,869,549.70 : 13,304,324.55 = 2,885,917.70 : x - Step 2: Convert to fraction form
8,869,549.70/13,304,324.55 = 2,885,917.70/x - Step 3: Cross multiply
8,869,549.70x = 13,304,324.55 × 2,885,917.70 - Step 4: Simplify right side
8,869,549.70x = 38,395,185,705,389.54 - Step 5: Solve for x
x = 38,395,185,705,389.54/8,869,549.70 - Step 6: Final answer
x = 4,328,876.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.