Finding the Fourth Proportional to 34,695,891.84, 47,879,037.12 and 20,012,160
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Solution
The fourth proportional to 34,695,891.84, 47,879,037.12 and 20,012,160 is: 27,616,034.66
Step by Step Solution
- Step 1: Write the proportion equation
34,695,891.84 : 47,879,037.12 = 20,012,160 : x - Step 2: Convert to fraction form
34,695,891.84/47,879,037.12 = 20,012,160/x - Step 3: Cross multiply
34,695,891.84x = 47,879,037.12 × 20,012,160 - Step 4: Simplify right side
34,695,891.84x = 958,162,951,491,379.12 - Step 5: Solve for x
x = 958,162,951,491,379.12/34,695,891.84 - Step 6: Final answer
x = 27,616,034.66
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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.