Finding the Fourth Proportional to 49,733,089.96, 68,630,622.40 and 27,706,559.08
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Solution
The fourth proportional to 49,733,089.96, 68,630,622.40 and 27,706,559.08 is: 38,234,471.17
Step by Step Solution
- Step 1: Write the proportion equation
49,733,089.96 : 68,630,622.40 = 27,706,559.08 : x - Step 2: Convert to fraction form
49,733,089.96/68,630,622.40 = 27,706,559.08/x - Step 3: Cross multiply
49,733,089.96x = 68,630,622.40 × 27,706,559.08 - Step 4: Simplify right side
49,733,089.96x = 1,901,518,394,222,771.50 - Step 5: Solve for x
x = 1,901,518,394,222,771.50/49,733,089.96 - Step 6: Final answer
x = 38,234,471.17
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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.