Finding the Fourth Proportional to 48,423,603.84, 66,822,156.72 and 27,512,873.88
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Solution
The fourth proportional to 48,423,603.84, 66,822,156.72 and 27,512,873.88 is: 37,966,392.92
Step by Step Solution
- Step 1: Write the proportion equation
48,423,603.84 : 66,822,156.72 = 27,512,873.88 : x - Step 2: Convert to fraction form
48,423,603.84/66,822,156.72 = 27,512,873.88/x - Step 3: Cross multiply
48,423,603.84x = 66,822,156.72 × 27,512,873.88 - Step 4: Simplify right side
48,423,603.84x = 1,838,469,570,226,954.25 - Step 5: Solve for x
x = 1,838,469,570,226,954.25/48,423,603.84 - Step 6: Final answer
x = 37,966,392.92
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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.