Finding the Fourth Proportional to 49,803,446.03, 68,728,847.23 and 27,778,365.09
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Solution
The fourth proportional to 49,803,446.03, 68,728,847.23 and 27,778,365.09 is: 38,334,194.98
Step by Step Solution
- Step 1: Write the proportion equation
49,803,446.03 : 68,728,847.23 = 27,778,365.09 : x - Step 2: Convert to fraction form
49,803,446.03/68,728,847.23 = 27,778,365.09/x - Step 3: Cross multiply
49,803,446.03x = 68,728,847.23 × 27,778,365.09 - Step 4: Simplify right side
49,803,446.03x = 1,909,175,010,500,329.50 - Step 5: Solve for x
x = 1,909,175,010,500,329.50/49,803,446.03 - Step 6: Final answer
x = 38,334,194.98
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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.