Finding the Fourth Proportional to 73,993,764.30, 110,990,646.45 and 22,880,949.90
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Solution
The fourth proportional to 73,993,764.30, 110,990,646.45 and 22,880,949.90 is: 34,321,424.85
Step by Step Solution
- Step 1: Write the proportion equation
73,993,764.30 : 110,990,646.45 = 22,880,949.90 : x - Step 2: Convert to fraction form
73,993,764.30/110,990,646.45 = 22,880,949.90/x - Step 3: Cross multiply
73,993,764.30x = 110,990,646.45 × 22,880,949.90 - Step 4: Simplify right side
73,993,764.30x = 2,539,571,420,791,063 - Step 5: Solve for x
x = 2,539,571,420,791,063/73,993,764.30 - Step 6: Final answer
x = 34,321,424.85
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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.