Finding the Fourth Proportional to 45,591,176.36, 68,399,549.58 and 18,316,621.64
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Solution
The fourth proportional to 45,591,176.36, 68,399,549.58 and 18,316,621.64 is: 27,480,068.95
Step by Step Solution
- Step 1: Write the proportion equation
45,591,176.36 : 68,399,549.58 = 18,316,621.64 : x - Step 2: Convert to fraction form
45,591,176.36/68,399,549.58 = 18,316,621.64/x - Step 3: Cross multiply
45,591,176.36x = 68,399,549.58 × 18,316,621.64 - Step 4: Simplify right side
45,591,176.36x = 1,252,848,670,003,281 - Step 5: Solve for x
x = 1,252,848,670,003,281/45,591,176.36 - Step 6: Final answer
x = 27,480,068.95
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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.