Finding the Fourth Proportional to 27,001,471.43, 37,262,128.68 and 14,611,563.55
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Solution
The fourth proportional to 27,001,471.43, 37,262,128.68 and 14,611,563.55 is: 20,164,010.79
Step by Step Solution
- Step 1: Write the proportion equation
27,001,471.43 : 37,262,128.68 = 14,611,563.55 : x - Step 2: Convert to fraction form
27,001,471.43/37,262,128.68 = 14,611,563.55/x - Step 3: Cross multiply
27,001,471.43x = 37,262,128.68 × 14,611,563.55 - Step 4: Simplify right side
27,001,471.43x = 544,457,961,216,097.62 - Step 5: Solve for x
x = 544,457,961,216,097.62/27,001,471.43 - Step 6: Final answer
x = 20,164,010.79
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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.