Finding the Fourth Proportional to 14,350,234.74, 19,803,318.24 and 7,823,869.54
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Solution
The fourth proportional to 14,350,234.74, 19,803,318.24 and 7,823,869.54 is: 10,796,936.86
Step by Step Solution
- Step 1: Write the proportion equation
14,350,234.74 : 19,803,318.24 = 7,823,869.54 : x - Step 2: Convert to fraction form
14,350,234.74/19,803,318.24 = 7,823,869.54/x - Step 3: Cross multiply
14,350,234.74x = 19,803,318.24 × 7,823,869.54 - Step 4: Simplify right side
14,350,234.74x = 154,938,578,368,862.41 - Step 5: Solve for x
x = 154,938,578,368,862.41/14,350,234.74 - Step 6: Final answer
x = 10,796,936.86
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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.