Finding the Fourth Proportional to 18,983,232.56, 26,199,161.88 and 10,723,643.12
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Solution
The fourth proportional to 18,983,232.56, 26,199,161.88 and 10,723,643.12 is: 14,799,927.31
Step by Step Solution
- Step 1: Write the proportion equation
18,983,232.56 : 26,199,161.88 = 10,723,643.12 : x - Step 2: Convert to fraction form
18,983,232.56/26,199,161.88 = 10,723,643.12/x - Step 3: Cross multiply
18,983,232.56x = 26,199,161.88 × 10,723,643.12 - Step 4: Simplify right side
18,983,232.56x = 280,950,462,044,228.22 - Step 5: Solve for x
x = 280,950,462,044,228.22/18,983,232.56 - Step 6: Final answer
x = 14,799,927.31
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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.