Finding the Fourth Proportional to 15,696,073.05, 23,544,109.58 and 8,043,322.65
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Solution
The fourth proportional to 15,696,073.05, 23,544,109.58 and 8,043,322.65 is: 12,064,983.98
Step by Step Solution
- Step 1: Write the proportion equation
15,696,073.05 : 23,544,109.58 = 8,043,322.65 : x - Step 2: Convert to fraction form
15,696,073.05/23,544,109.58 = 8,043,322.65/x - Step 3: Cross multiply
15,696,073.05x = 23,544,109.58 × 8,043,322.65 - Step 4: Simplify right side
15,696,073.05x = 189,372,869,818,679.38 - Step 5: Solve for x
x = 189,372,869,818,679.38/15,696,073.05 - Step 6: Final answer
x = 12,064,983.98
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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.