Finding the Fourth Proportional to 14,738,637.08, 20,339,399.86 and 8,547,354.62
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Solution
The fourth proportional to 14,738,637.08, 20,339,399.86 and 8,547,354.62 is: 11,795,396.17
Step by Step Solution
- Step 1: Write the proportion equation
14,738,637.08 : 20,339,399.86 = 8,547,354.62 : x - Step 2: Convert to fraction form
14,738,637.08/20,339,399.86 = 8,547,354.62/x - Step 3: Cross multiply
14,738,637.08x = 20,339,399.86 × 8,547,354.62 - Step 4: Simplify right side
14,738,637.08x = 173,848,063,361,398.34 - Step 5: Solve for x
x = 173,848,063,361,398.34/14,738,637.08 - Step 6: Final answer
x = 11,795,396.17
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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.