Finding the Fourth Proportional to 48,991,393.21, 67,608,118.56 and 26,664,539.11
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Solution
The fourth proportional to 48,991,393.21, 67,608,118.56 and 26,664,539.11 is: 36,797,061.76
Step by Step Solution
- Step 1: Write the proportion equation
48,991,393.21 : 67,608,118.56 = 26,664,539.11 : x - Step 2: Convert to fraction form
48,991,393.21/67,608,118.56 = 26,664,539.11/x - Step 3: Cross multiply
48,991,393.21x = 67,608,118.56 × 26,664,539.11 - Step 4: Simplify right side
48,991,393.21x = 1,802,739,321,496,637 - Step 5: Solve for x
x = 1,802,739,321,496,637/48,991,393.21 - Step 6: Final answer
x = 36,797,061.76
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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.