Finding the Fourth Proportional to 34,243,351.92, 47,255,814.24 and 18,773,104.80
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Solution
The fourth proportional to 34,243,351.92, 47,255,814.24 and 18,773,104.80 is: 25,906,878.37
Step by Step Solution
- Step 1: Write the proportion equation
34,243,351.92 : 47,255,814.24 = 18,773,104.80 : x - Step 2: Convert to fraction form
34,243,351.92/47,255,814.24 = 18,773,104.80/x - Step 3: Cross multiply
34,243,351.92x = 47,255,814.24 × 18,773,104.80 - Step 4: Simplify right side
34,243,351.92x = 887,138,353,136,852.38 - Step 5: Solve for x
x = 887,138,353,136,852.38/34,243,351.92 - Step 6: Final answer
x = 25,906,878.37
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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.