Finding the Fourth Proportional to 11,908,981.58, 17,864,537.94 and 4,622,270.49
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Solution
The fourth proportional to 11,908,981.58, 17,864,537.94 and 4,622,270.49 is: 6,933,819.32
Step by Step Solution
- Step 1: Write the proportion equation
11,908,981.58 : 17,864,537.94 = 4,622,270.49 : x - Step 2: Convert to fraction form
11,908,981.58/17,864,537.94 = 4,622,270.49/x - Step 3: Cross multiply
11,908,981.58x = 17,864,537.94 × 4,622,270.49 - Step 4: Simplify right side
11,908,981.58x = 82,574,726,537,547.41 - Step 5: Solve for x
x = 82,574,726,537,547.41/11,908,981.58 - Step 6: Final answer
x = 6,933,819.32
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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.