Finding the Fourth Proportional to 10,928,926.07, 16,394,176.42 and 4,197,340.07
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Solution
The fourth proportional to 10,928,926.07, 16,394,176.42 and 4,197,340.07 is: 6,296,312.47
Step by Step Solution
- Step 1: Write the proportion equation
10,928,926.07 : 16,394,176.42 = 4,197,340.07 : x - Step 2: Convert to fraction form
10,928,926.07/16,394,176.42 = 4,197,340.07/x - Step 3: Cross multiply
10,928,926.07x = 16,394,176.42 × 4,197,340.07 - Step 4: Simplify right side
10,928,926.07x = 68,811,933,499,357.57 - Step 5: Solve for x
x = 68,811,933,499,357.57/10,928,926.07 - Step 6: Final answer
x = 6,296,312.47
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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.