Finding the Fourth Proportional to 19,930,613.37, 27,504,246.80 and 10,763,256.12
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Solution
The fourth proportional to 19,930,613.37, 27,504,246.80 and 10,763,256.12 is: 14,853,293.63
Step by Step Solution
- Step 1: Write the proportion equation
19,930,613.37 : 27,504,246.80 = 10,763,256.12 : x - Step 2: Convert to fraction form
19,930,613.37/27,504,246.80 = 10,763,256.12/x - Step 3: Cross multiply
19,930,613.37x = 27,504,246.80 × 10,763,256.12 - Step 4: Simplify right side
19,930,613.37x = 296,035,252,642,274.12 - Step 5: Solve for x
x = 296,035,252,642,274.12/19,930,613.37 - Step 6: Final answer
x = 14,853,293.63
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1.5x scale
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.