Finding the Fourth Proportional to 14,436,123.95, 21,574,929.56 and 10,553,754.17
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Solution
The fourth proportional to 14,436,123.95, 21,574,929.56 and 10,553,754.17 is: 15,772,689.66
Step by Step Solution
- Step 1: Write the proportion equation
14,436,123.95 : 21,574,929.56 = 10,553,754.17 : x - Step 2: Convert to fraction form
14,436,123.95/21,574,929.56 = 10,553,754.17/x - Step 3: Cross multiply
14,436,123.95x = 21,574,929.56 × 10,553,754.17 - Step 4: Simplify right side
14,436,123.95x = 227,696,502,811,306.25 - Step 5: Solve for x
x = 227,696,502,811,306.25/14,436,123.95 - Step 6: Final answer
x = 15,772,689.66
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.