Finding the Fourth Proportional to 22,554,591.99, 31,125,350.69 and 12,241,315.09
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Solution
The fourth proportional to 22,554,591.99, 31,125,350.69 and 12,241,315.09 is: 16,893,022.28
Step by Step Solution
- Step 1: Write the proportion equation
22,554,591.99 : 31,125,350.69 = 12,241,315.09 : x - Step 2: Convert to fraction form
22,554,591.99/31,125,350.69 = 12,241,315.09/x - Step 3: Cross multiply
22,554,591.99x = 31,125,350.69 × 12,241,315.09 - Step 4: Simplify right side
22,554,591.99x = 381,015,225,083,038.94 - Step 5: Solve for x
x = 381,015,225,083,038.94/22,554,591.99 - Step 6: Final answer
x = 16,893,022.28
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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.