Finding the Fourth Proportional to 16,277,628.73, 24,428,252.49 and 13,120,869.19
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Solution
The fourth proportional to 16,277,628.73, 24,428,252.49 and 13,120,869.19 is: 19,690,822.96
Step by Step Solution
- Step 1: Write the proportion equation
16,277,628.73 : 24,428,252.49 = 13,120,869.19 : x - Step 2: Convert to fraction form
16,277,628.73/24,428,252.49 = 13,120,869.19/x - Step 3: Cross multiply
16,277,628.73x = 24,428,252.49 × 13,120,869.19 - Step 4: Simplify right side
16,277,628.73x = 320,519,905,461,581.75 - Step 5: Solve for x
x = 320,519,905,461,581.75/16,277,628.73 - Step 6: Final answer
x = 19,690,822.96
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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.