Finding the Fourth Proportional to 95,627,142.62, 131,955,281.84 and 53,810,479.21
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Solution
The fourth proportional to 95,627,142.62, 131,955,281.84 and 53,810,479.21 is: 74,252,735.73
Step by Step Solution
- Step 1: Write the proportion equation
95,627,142.62 : 131,955,281.84 = 53,810,479.21 : x - Step 2: Convert to fraction form
95,627,142.62/131,955,281.84 = 53,810,479.21/x - Step 3: Cross multiply
95,627,142.62x = 131,955,281.84 × 53,810,479.21 - Step 4: Simplify right side
95,627,142.62x = 7,100,576,949,502,070 - Step 5: Solve for x
x = 7,100,576,949,502,070/95,627,142.62 - Step 6: Final answer
x = 74,252,735.73
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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.