Finding the Fourth Proportional to 49,939,362.63, 74,909,044.12 and 14,037,570.63
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Solution
The fourth proportional to 49,939,362.63, 74,909,044.12 and 14,037,570.63 is: 21,056,355.99
Step by Step Solution
- Step 1: Write the proportion equation
49,939,362.63 : 74,909,044.12 = 14,037,570.63 : x - Step 2: Convert to fraction form
49,939,362.63/74,909,044.12 = 14,037,570.63/x - Step 3: Cross multiply
49,939,362.63x = 74,909,044.12 × 14,037,570.63 - Step 4: Simplify right side
49,939,362.63x = 1,051,540,997,250,647.12 - Step 5: Solve for x
x = 1,051,540,997,250,647.12/49,939,362.63 - Step 6: Final answer
x = 21,056,355.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.