Finding the Fourth Proportional to 9,548,468.88, 13,177,184.24 and 5,197,845.18
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Solution
The fourth proportional to 9,548,468.88, 13,177,184.24 and 5,197,845.18 is: 7,173,188.12
Step by Step Solution
- Step 1: Write the proportion equation
9,548,468.88 : 13,177,184.24 = 5,197,845.18 : x - Step 2: Convert to fraction form
9,548,468.88/13,177,184.24 = 5,197,845.18/x - Step 3: Cross multiply
9,548,468.88x = 13,177,184.24 × 5,197,845.18 - Step 4: Simplify right side
9,548,468.88x = 68,492,963,546,905.47 - Step 5: Solve for x
x = 68,492,963,546,905.47/9,548,468.88 - Step 6: Final answer
x = 7,173,188.12
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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.