Finding the Fourth Proportional to 49,498,385.74, 68,306,744.82 and 27,470,605.84
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Solution
The fourth proportional to 49,498,385.74, 68,306,744.82 and 27,470,605.84 is: 37,908,865.82
Step by Step Solution
- Step 1: Write the proportion equation
49,498,385.74 : 68,306,744.82 = 27,470,605.84 : x - Step 2: Convert to fraction form
49,498,385.74/68,306,744.82 = 27,470,605.84/x - Step 3: Cross multiply
49,498,385.74x = 68,306,744.82 × 27,470,605.84 - Step 4: Simplify right side
49,498,385.74x = 1,876,427,663,163,681.50 - Step 5: Solve for x
x = 1,876,427,663,163,681.50/49,498,385.74 - Step 6: Final answer
x = 37,908,865.82
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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.