Finding the Fourth Proportional to 8,982,962.25, 13,478,304.68 and 2,919,553.35
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Solution
The fourth proportional to 8,982,962.25, 13,478,304.68 and 2,919,553.35 is: 4,380,584.99
Step by Step Solution
- Step 1: Write the proportion equation
8,982,962.25 : 13,478,304.68 = 2,919,553.35 : x - Step 2: Convert to fraction form
8,982,962.25/13,478,304.68 = 2,919,553.35/x - Step 3: Cross multiply
8,982,962.25x = 13,478,304.68 × 2,919,553.35 - Step 4: Simplify right side
8,982,962.25x = 39,350,629,566,216.91 - Step 5: Solve for x
x = 39,350,629,566,216.91/8,982,962.25 - Step 6: Final answer
x = 4,380,584.99
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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.