Finding the Fourth Proportional to 6,612,907.08, 9,125,775.09 and 3,712,297.18
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Solution
The fourth proportional to 6,612,907.08, 9,125,775.09 and 3,712,297.18 is: 5,122,949.52
Step by Step Solution
- Step 1: Write the proportion equation
6,612,907.08 : 9,125,775.09 = 3,712,297.18 : x - Step 2: Convert to fraction form
6,612,907.08/9,125,775.09 = 3,712,297.18/x - Step 3: Cross multiply
6,612,907.08x = 9,125,775.09 × 3,712,297.18 - Step 4: Simplify right side
6,612,907.08x = 33,877,589,126,217.63 - Step 5: Solve for x
x = 33,877,589,126,217.63/6,612,907.08 - Step 6: Final answer
x = 5,122,949.52
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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.