Finding the Fourth Proportional to 11,260,130.12, 15,538,563.26 and 6,103,380.96
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Solution
The fourth proportional to 11,260,130.12, 15,538,563.26 and 6,103,380.96 is: 8,422,440.07
Step by Step Solution
- Step 1: Write the proportion equation
11,260,130.12 : 15,538,563.26 = 6,103,380.96 : x - Step 2: Convert to fraction form
11,260,130.12/15,538,563.26 = 6,103,380.96/x - Step 3: Cross multiply
11,260,130.12x = 15,538,563.26 × 6,103,380.96 - Step 4: Simplify right side
11,260,130.12x = 94,837,771,146,839.53 - Step 5: Solve for x
x = 94,837,771,146,839.53/11,260,130.12 - Step 6: Final answer
x = 8,422,440.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.