Finding the Fourth Proportional to 10,075,751.96, 15,115,774.80 and 3,252,712.88
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Solution
The fourth proportional to 10,075,751.96, 15,115,774.80 and 3,252,712.88 is: 4,879,762.38
Step by Step Solution
- Step 1: Write the proportion equation
10,075,751.96 : 15,115,774.80 = 3,252,712.88 : x - Step 2: Convert to fraction form
10,075,751.96/15,115,774.80 = 3,252,712.88/x - Step 3: Cross multiply
10,075,751.96x = 15,115,774.80 × 3,252,712.88 - Step 4: Simplify right side
10,075,751.96x = 49,167,275,383,139.42 - Step 5: Solve for x
x = 49,167,275,383,139.42/10,075,751.96 - Step 6: Final answer
x = 4,879,762.38
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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.