Finding the Fourth Proportional to 10,193,685.08, 15,282,890.28 and 6,149,230.14
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Solution
The fourth proportional to 10,193,685.08, 15,282,890.28 and 6,149,230.14 is: 9,219,238.07
Step by Step Solution
- Step 1: Write the proportion equation
10,193,685.08 : 15,282,890.28 = 6,149,230.14 : x - Step 2: Convert to fraction form
10,193,685.08/15,282,890.28 = 6,149,230.14/x - Step 3: Cross multiply
10,193,685.08x = 15,282,890.28 × 6,149,230.14 - Step 4: Simplify right side
10,193,685.08x = 93,978,009,524,731.39 - Step 5: Solve for x
x = 93,978,009,524,731.39/10,193,685.08 - Step 6: Final answer
x = 9,219,238.07
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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.