Finding the Fourth Proportional to 19,516,846, 26,933,405.76 and 10,815,163.84
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Solution
The fourth proportional to 19,516,846, 26,933,405.76 and 10,815,163.84 is: 14,925,013.81
Step by Step Solution
- Step 1: Write the proportion equation
19,516,846 : 26,933,405.76 = 10,815,163.84 : x - Step 2: Convert to fraction form
19,516,846/26,933,405.76 = 10,815,163.84/x - Step 3: Cross multiply
19,516,846x = 26,933,405.76 × 10,815,163.84 - Step 4: Simplify right side
19,516,846x = 291,289,196,063,599.75 - Step 5: Solve for x
x = 291,289,196,063,599.75/19,516,846 - Step 6: Final answer
x = 14,925,013.81
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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.