Finding the Fourth Proportional to 14,455,207.08, 19,957,372.92 and 12,903,749.28
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Solution
The fourth proportional to 14,455,207.08, 19,957,372.92 and 12,903,749.28 is: 17,815,375.11
Step by Step Solution
- Step 1: Write the proportion equation
14,455,207.08 : 19,957,372.92 = 12,903,749.28 : x - Step 2: Convert to fraction form
14,455,207.08/19,957,372.92 = 12,903,749.28/x - Step 3: Cross multiply
14,455,207.08x = 19,957,372.92 × 12,903,749.28 - Step 4: Simplify right side
14,455,207.08x = 257,524,936,447,141.50 - Step 5: Solve for x
x = 257,524,936,447,141.50/14,455,207.08 - Step 6: Final answer
x = 17,815,375.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.