Finding the Fourth Proportional to 48,675,479.24, 67,175,891.93 and 27,767,972.14
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Solution
The fourth proportional to 48,675,479.24, 67,175,891.93 and 27,767,972.14 is: 38,321,929.74
Step by Step Solution
- Step 1: Write the proportion equation
48,675,479.24 : 67,175,891.93 = 27,767,972.14 : x - Step 2: Convert to fraction form
48,675,479.24/67,175,891.93 = 27,767,972.14/x - Step 3: Cross multiply
48,675,479.24x = 67,175,891.93 × 27,767,972.14 - Step 4: Simplify right side
48,675,479.24x = 1,865,338,295,493,371 - Step 5: Solve for x
x = 1,865,338,295,493,371/48,675,479.24 - Step 6: Final answer
x = 38,321,929.74
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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.