Finding the Fourth Proportional to 22,554,862.29, 31,125,740.00 and 12,241,586.70
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Solution
The fourth proportional to 22,554,862.29, 31,125,740.00 and 12,241,586.70 is: 16,893,405.95
Step by Step Solution
- Step 1: Write the proportion equation
22,554,862.29 : 31,125,740.00 = 12,241,586.70 : x - Step 2: Convert to fraction form
22,554,862.29/31,125,740.00 = 12,241,586.70/x - Step 3: Cross multiply
22,554,862.29x = 31,125,740.00 × 12,241,586.70 - Step 4: Simplify right side
22,554,862.29x = 381,028,444,750,450.06 - Step 5: Solve for x
x = 381,028,444,750,450.06/22,554,862.29 - Step 6: Final answer
x = 16,893,405.95
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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.