Finding the Fourth Proportional to 35,877,030.24, 49,511,911.58 and 20,201,445.30
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Solution
The fourth proportional to 35,877,030.24, 49,511,911.58 and 20,201,445.30 is: 27,878,900.98
Step by Step Solution
- Step 1: Write the proportion equation
35,877,030.24 : 49,511,911.58 = 20,201,445.30 : x - Step 2: Convert to fraction form
35,877,030.24/49,511,911.58 = 20,201,445.30/x - Step 3: Cross multiply
35,877,030.24x = 49,511,911.58 × 20,201,445.30 - Step 4: Simplify right side
35,877,030.24x = 1,000,212,173,481,806.62 - Step 5: Solve for x
x = 1,000,212,173,481,806.62/35,877,030.24 - Step 6: Final answer
x = 27,878,900.98
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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.