Finding the Fourth Proportional to 7,843,677.80, 11,765,525.90 and 2,452,356.52
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Solution
The fourth proportional to 7,843,677.80, 11,765,525.90 and 2,452,356.52 is: 3,678,537.66
Step by Step Solution
- Step 1: Write the proportion equation
7,843,677.80 : 11,765,525.90 = 2,452,356.52 : x - Step 2: Convert to fraction form
7,843,677.80/11,765,525.90 = 2,452,356.52/x - Step 3: Cross multiply
7,843,677.80x = 11,765,525.90 × 2,452,356.52 - Step 4: Simplify right side
7,843,677.80x = 28,853,264,152,093.87 - Step 5: Solve for x
x = 28,853,264,152,093.87/7,843,677.80 - Step 6: Final answer
x = 3,678,537.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.