Finding the Fourth Proportional to 15,726,227.77, 23,578,381.12 and 6,967,745.67
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Solution
The fourth proportional to 15,726,227.77, 23,578,381.12 and 6,967,745.67 is: 10,446,762.27
Step by Step Solution
- Step 1: Write the proportion equation
15,726,227.77 : 23,578,381.12 = 6,967,745.67 : x - Step 2: Convert to fraction form
15,726,227.77/23,578,381.12 = 6,967,745.67/x - Step 3: Cross multiply
15,726,227.77x = 23,578,381.12 × 6,967,745.67 - Step 4: Simplify right side
15,726,227.77x = 164,288,162,954,489.75 - Step 5: Solve for x
x = 164,288,162,954,489.75/15,726,227.77 - Step 6: Final answer
x = 10,446,762.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.