Finding the Fourth Proportional to 48,163,217.58, 66,465,284.94 and 27,537,095.70
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Solution
The fourth proportional to 48,163,217.58, 66,465,284.94 and 27,537,095.70 is: 38,001,217.61
Step by Step Solution
- Step 1: Write the proportion equation
48,163,217.58 : 66,465,284.94 = 27,537,095.70 : x - Step 2: Convert to fraction form
48,163,217.58/66,465,284.94 = 27,537,095.70/x - Step 3: Cross multiply
48,163,217.58x = 66,465,284.94 × 27,537,095.70 - Step 4: Simplify right side
48,163,217.58x = 1,830,260,912,120,548.75 - Step 5: Solve for x
x = 1,830,260,912,120,548.75/48,163,217.58 - Step 6: Final answer
x = 38,001,217.61
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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.