Finding the Fourth Proportional to 16,515,603.90, 24,761,596.05 and 7,410,248.10
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Solution
The fourth proportional to 16,515,603.90, 24,761,596.05 and 7,410,248.10 is: 11,110,073.31
Step by Step Solution
- Step 1: Write the proportion equation
16,515,603.90 : 24,761,596.05 = 7,410,248.10 : x - Step 2: Convert to fraction form
16,515,603.90/24,761,596.05 = 7,410,248.10/x - Step 3: Cross multiply
16,515,603.90x = 24,761,596.05 × 7,410,248.10 - Step 4: Simplify right side
16,515,603.90x = 183,489,570,082,480 - Step 5: Solve for x
x = 183,489,570,082,480/16,515,603.90 - Step 6: Final answer
x = 11,110,073.31
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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.