Finding the Fourth Proportional to 35,877,027.99, 49,511,908.47 and 20,201,443.05
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Solution
The fourth proportional to 35,877,027.99, 49,511,908.47 and 20,201,443.05 is: 27,878,897.87
Step by Step Solution
- Step 1: Write the proportion equation
35,877,027.99 : 49,511,908.47 = 20,201,443.05 : x - Step 2: Convert to fraction form
35,877,027.99/49,511,908.47 = 20,201,443.05/x - Step 3: Cross multiply
35,877,027.99x = 49,511,908.47 × 20,201,443.05 - Step 4: Simplify right side
35,877,027.99x = 1,000,211,999,253,517.62 - Step 5: Solve for x
x = 1,000,211,999,253,517.62/35,877,027.99 - Step 6: Final answer
x = 27,878,897.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.