Finding the Fourth Proportional to 34,199,416.26, 47,194,272.72 and 19,514,816.82
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Solution
The fourth proportional to 34,199,416.26, 47,194,272.72 and 19,514,816.82 is: 26,929,921.26
Step by Step Solution
- Step 1: Write the proportion equation
34,199,416.26 : 47,194,272.72 = 19,514,816.82 : x - Step 2: Convert to fraction form
34,199,416.26/47,194,272.72 = 19,514,816.82/x - Step 3: Cross multiply
34,199,416.26x = 47,194,272.72 × 19,514,816.82 - Step 4: Simplify right side
34,199,416.26x = 920,987,587,083,923.12 - Step 5: Solve for x
x = 920,987,587,083,923.12/34,199,416.26 - Step 6: Final answer
x = 26,929,921.26
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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.