Finding the Fourth Proportional to 14,840,184.08, 20,479,408.34 and 8,225,194.36
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Solution
The fourth proportional to 14,840,184.08, 20,479,408.34 and 8,225,194.36 is: 11,350,742.89
Step by Step Solution
- Step 1: Write the proportion equation
14,840,184.08 : 20,479,408.34 = 8,225,194.36 : x - Step 2: Convert to fraction form
14,840,184.08/20,479,408.34 = 8,225,194.36/x - Step 3: Cross multiply
14,840,184.08x = 20,479,408.34 × 8,225,194.36 - Step 4: Simplify right side
14,840,184.08x = 168,447,113,974,304.97 - Step 5: Solve for x
x = 168,447,113,974,304.97/14,840,184.08 - Step 6: Final answer
x = 11,350,742.89
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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.