Finding the Fourth Proportional to 10,129,954.62, 15,193,075.05 and 2,744,145.18
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Solution
The fourth proportional to 10,129,954.62, 15,193,075.05 and 2,744,145.18 is: 4,115,714.75
Step by Step Solution
- Step 1: Write the proportion equation
10,129,954.62 : 15,193,075.05 = 2,744,145.18 : x - Step 2: Convert to fraction form
10,129,954.62/15,193,075.05 = 2,744,145.18/x - Step 3: Cross multiply
10,129,954.62x = 15,193,075.05 × 2,744,145.18 - Step 4: Simplify right side
10,129,954.62x = 41,692,003,667,835.77 - Step 5: Solve for x
x = 41,692,003,667,835.77/10,129,954.62 - Step 6: Final answer
x = 4,115,714.75
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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.