Finding the Fourth Proportional to 48,205,241.91, 66,532,889.30 and 28,637,001.09
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Solution
The fourth proportional to 48,205,241.91, 66,532,889.30 and 28,637,001.09 is: 39,524,797.47
Step by Step Solution
- Step 1: Write the proportion equation
48,205,241.91 : 66,532,889.30 = 28,637,001.09 : x - Step 2: Convert to fraction form
48,205,241.91/66,532,889.30 = 28,637,001.09/x - Step 3: Cross multiply
48,205,241.91x = 66,532,889.30 × 28,637,001.09 - Step 4: Simplify right side
48,205,241.91x = 1,905,302,423,261,764.25 - Step 5: Solve for x
x = 1,905,302,423,261,764.25/48,205,241.91 - Step 6: Final answer
x = 39,524,797.47
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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.