Finding the Fourth Proportional to 14,411,013.92, 19,885,235.04 and 8,608,563.92
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Solution
The fourth proportional to 14,411,013.92, 19,885,235.04 and 8,608,563.92 is: 11,878,644.89
Step by Step Solution
- Step 1: Write the proportion equation
14,411,013.92 : 19,885,235.04 = 8,608,563.92 : x - Step 2: Convert to fraction form
14,411,013.92/19,885,235.04 = 8,608,563.92/x - Step 3: Cross multiply
14,411,013.92x = 19,885,235.04 × 8,608,563.92 - Step 4: Simplify right side
14,411,013.92x = 171,183,316,906,063.75 - Step 5: Solve for x
x = 171,183,316,906,063.75/14,411,013.92 - Step 6: Final answer
x = 11,878,644.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.