Finding the Fourth Proportional to 57,290,920.14, 85,935,529.71 and 14,160,121.14
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Solution
The fourth proportional to 57,290,920.14, 85,935,529.71 and 14,160,121.14 is: 21,239,971.50
Step by Step Solution
- Step 1: Write the proportion equation
57,290,920.14 : 85,935,529.71 = 14,160,121.14 : x - Step 2: Convert to fraction form
57,290,920.14/85,935,529.71 = 14,160,121.14/x - Step 3: Cross multiply
57,290,920.14x = 85,935,529.71 × 14,160,121.14 - Step 4: Simplify right side
57,290,920.14x = 1,216,857,510,923,669 - Step 5: Solve for x
x = 1,216,857,510,923,669/57,290,920.14 - Step 6: Final answer
x = 21,239,971.50
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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.