Finding the Fourth Proportional to 27,645,489.32, 41,468,085.99 and 7,175,193.93
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Solution
The fourth proportional to 27,645,489.32, 41,468,085.99 and 7,175,193.93 is: 10,762,752.49
Step by Step Solution
- Step 1: Write the proportion equation
27,645,489.32 : 41,468,085.99 = 7,175,193.93 : x - Step 2: Convert to fraction form
27,645,489.32/41,468,085.99 = 7,175,193.93/x - Step 3: Cross multiply
27,645,489.32x = 41,468,085.99 × 7,175,193.93 - Step 4: Simplify right side
27,645,489.32x = 297,541,558,884,166.06 - Step 5: Solve for x
x = 297,541,558,884,166.06/27,645,489.32 - Step 6: Final answer
x = 10,762,752.49
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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.