Finding the Fourth Proportional to 10,512,869.31, 14,514,327.36 and 8,060,767.31
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Solution
The fourth proportional to 10,512,869.31, 14,514,327.36 and 8,060,767.31 is: 11,128,894.70
Step by Step Solution
- Step 1: Write the proportion equation
10,512,869.31 : 14,514,327.36 = 8,060,767.31 : x - Step 2: Convert to fraction form
10,512,869.31/14,514,327.36 = 8,060,767.31/x - Step 3: Cross multiply
10,512,869.31x = 14,514,327.36 × 8,060,767.31 - Step 4: Simplify right side
10,512,869.31x = 116,996,615,546,412.42 - Step 5: Solve for x
x = 116,996,615,546,412.42/10,512,869.31 - Step 6: Final answer
x = 11,128,894.70
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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.