Finding the Fourth Proportional to 48,790,732.05, 67,330,582.06 and 27,882,525.27
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Solution
The fourth proportional to 48,790,732.05, 67,330,582.06 and 27,882,525.27 is: 38,477,525.89
Step by Step Solution
- Step 1: Write the proportion equation
48,790,732.05 : 67,330,582.06 = 27,882,525.27 : x - Step 2: Convert to fraction form
48,790,732.05/67,330,582.06 = 27,882,525.27/x - Step 3: Cross multiply
48,790,732.05x = 67,330,582.06 × 27,882,525.27 - Step 4: Simplify right side
48,790,732.05x = 1,877,346,655,731,758.75 - Step 5: Solve for x
x = 1,877,346,655,731,758.75/48,790,732.05 - Step 6: Final answer
x = 38,477,525.89
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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.