Finding the Fourth Proportional to 7,768,261, 11,652,391.50 and 2,449,477
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Solution
The fourth proportional to 7,768,261, 11,652,391.50 and 2,449,477 is: 3,674,215.50
Step by Step Solution
- Step 1: Write the proportion equation
7,768,261 : 11,652,391.50 = 2,449,477 : x - Step 2: Convert to fraction form
7,768,261/11,652,391.50 = 2,449,477/x - Step 3: Cross multiply
7,768,261x = 11,652,391.50 × 2,449,477 - Step 4: Simplify right side
7,768,261x = 28,542,264,974,245.50 - Step 5: Solve for x
x = 28,542,264,974,245.50/7,768,261 - Step 6: Final answer
x = 3,674,215.50
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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.