Finding the Fourth Proportional to 11,635,531.68, 17,451,962.64 and 4,446,905.88
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Solution
The fourth proportional to 11,635,531.68, 17,451,962.64 and 4,446,905.88 is: 6,669,848.65
Step by Step Solution
- Step 1: Write the proportion equation
11,635,531.68 : 17,451,962.64 = 4,446,905.88 : x - Step 2: Convert to fraction form
11,635,531.68/17,451,962.64 = 4,446,905.88/x - Step 3: Cross multiply
11,635,531.68x = 17,451,962.64 × 4,446,905.88 - Step 4: Simplify right side
11,635,531.68x = 77,607,235,281,356.33 - Step 5: Solve for x
x = 77,607,235,281,356.33/11,635,531.68 - Step 6: Final answer
x = 6,669,848.65
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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.