Finding the Fourth Proportional to 8,869,664.70, 13,304,497.05 and 4,086,695.70
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Solution
The fourth proportional to 8,869,664.70, 13,304,497.05 and 4,086,695.70 is: 6,130,043.55
Step by Step Solution
- Step 1: Write the proportion equation
8,869,664.70 : 13,304,497.05 = 4,086,695.70 : x - Step 2: Convert to fraction form
8,869,664.70/13,304,497.05 = 4,086,695.70/x - Step 3: Cross multiply
8,869,664.70x = 13,304,497.05 × 4,086,695.70 - Step 4: Simplify right side
8,869,664.70x = 54,371,430,884,897.69 - Step 5: Solve for x
x = 54,371,430,884,897.69/8,869,664.70 - Step 6: Final answer
x = 6,130,043.55
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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.