Finding the Fourth Proportional to 50,414,271.24, 69,573,833.21 and 28,087,237.44
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Solution
The fourth proportional to 50,414,271.24, 69,573,833.21 and 28,087,237.44 is: 38,761,579.32
Step by Step Solution
- Step 1: Write the proportion equation
50,414,271.24 : 69,573,833.21 = 28,087,237.44 : x - Step 2: Convert to fraction form
50,414,271.24/69,573,833.21 = 28,087,237.44/x - Step 3: Cross multiply
50,414,271.24x = 69,573,833.21 × 28,087,237.44 - Step 4: Simplify right side
50,414,271.24x = 1,954,136,773,246,087.25 - Step 5: Solve for x
x = 1,954,136,773,246,087.25/50,414,271.24 - Step 6: Final answer
x = 38,761,579.32
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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.