Finding the Fourth Proportional to 16,015,151.20, 24,011,315.52 and 7,490,840.80
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Solution
The fourth proportional to 16,015,151.20, 24,011,315.52 and 7,490,840.80 is: 11,230,923.75
Step by Step Solution
- Step 1: Write the proportion equation
16,015,151.20 : 24,011,315.52 = 7,490,840.80 : x - Step 2: Convert to fraction form
16,015,151.20/24,011,315.52 = 7,490,840.80/x - Step 3: Cross multiply
16,015,151.20x = 24,011,315.52 × 7,490,840.80 - Step 4: Simplify right side
16,015,151.20x = 179,864,941,958,889.22 - Step 5: Solve for x
x = 179,864,941,958,889.22/16,015,151.20 - Step 6: Final answer
x = 11,230,923.75
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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.