Finding the Fourth Proportional to 32,804,425.80, 49,206,638.70 and 13,628,809.80
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Solution
The fourth proportional to 32,804,425.80, 49,206,638.70 and 13,628,809.80 is: 20,443,214.70
Step by Step Solution
- Step 1: Write the proportion equation
32,804,425.80 : 49,206,638.70 = 13,628,809.80 : x - Step 2: Convert to fraction form
32,804,425.80/49,206,638.70 = 13,628,809.80/x - Step 3: Cross multiply
32,804,425.80x = 49,206,638.70 × 13,628,809.80 - Step 4: Simplify right side
32,804,425.80x = 670,627,919,739,619.38 - Step 5: Solve for x
x = 670,627,919,739,619.38/32,804,425.80 - Step 6: Final answer
x = 20,443,214.70
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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.