Finding the Fourth Proportional to 19,425,246.91, 26,806,138.23 and 10,723,232.69
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Solution
The fourth proportional to 19,425,246.91, 26,806,138.23 and 10,723,232.69 is: 14,797,673.31
Step by Step Solution
- Step 1: Write the proportion equation
19,425,246.91 : 26,806,138.23 = 10,723,232.69 : x - Step 2: Convert to fraction form
19,425,246.91/26,806,138.23 = 10,723,232.69/x - Step 3: Cross multiply
19,425,246.91x = 26,806,138.23 × 10,723,232.69 - Step 4: Simplify right side
19,425,246.91x = 287,448,457,706,981 - Step 5: Solve for x
x = 287,448,457,706,981/19,425,246.91 - Step 6: Final answer
x = 14,797,673.31
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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.