Finding the Fourth Proportional to 19,234,163.64, 26,489,622.06 and 14,867,162.04
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Solution
The fourth proportional to 19,234,163.64, 26,489,622.06 and 14,867,162.04 is: 20,475,312.10
Step by Step Solution
- Step 1: Write the proportion equation
19,234,163.64 : 26,489,622.06 = 14,867,162.04 : x - Step 2: Convert to fraction form
19,234,163.64/26,489,622.06 = 14,867,162.04/x - Step 3: Cross multiply
19,234,163.64x = 26,489,622.06 × 14,867,162.04 - Step 4: Simplify right side
19,234,163.64x = 393,825,503,544,378.56 - Step 5: Solve for x
x = 393,825,503,544,378.56/19,234,163.64 - Step 6: Final answer
x = 20,475,312.10
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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.