Finding the Fourth Proportional to 19,263,502.76, 26,583,493.30 and 10,561,531.84
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Solution
The fourth proportional to 19,263,502.76, 26,583,493.30 and 10,561,531.84 is: 14,574,836.90
Step by Step Solution
- Step 1: Write the proportion equation
19,263,502.76 : 26,583,493.30 = 10,561,531.84 : x - Step 2: Convert to fraction form
19,263,502.76/26,583,493.30 = 10,561,531.84/x - Step 3: Cross multiply
19,263,502.76x = 26,583,493.30 × 10,561,531.84 - Step 4: Simplify right side
19,263,502.76x = 280,762,410,906,376.69 - Step 5: Solve for x
x = 280,762,410,906,376.69/19,263,502.76 - Step 6: Final answer
x = 14,574,836.90
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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.