Finding the Fourth Proportional to 16,129,620.80, 24,194,431.20 and 14,636,628.80
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Solution
The fourth proportional to 16,129,620.80, 24,194,431.20 and 14,636,628.80 is: 21,954,943.20
Step by Step Solution
- Step 1: Write the proportion equation
16,129,620.80 : 24,194,431.20 = 14,636,628.80 : x - Step 2: Convert to fraction form
16,129,620.80/24,194,431.20 = 14,636,628.80/x - Step 3: Cross multiply
16,129,620.80x = 24,194,431.20 × 14,636,628.80 - Step 4: Simplify right side
16,129,620.80x = 354,124,908,501,538.56 - Step 5: Solve for x
x = 354,124,908,501,538.56/16,129,620.80 - Step 6: Final answer
x = 21,954,943.20
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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.