Finding the Fourth Proportional to 19,113,069, 26,375,289.24 and 11,683,170.12
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Solution
The fourth proportional to 19,113,069, 26,375,289.24 and 11,683,170.12 is: 16,122,318.77
Step by Step Solution
- Step 1: Write the proportion equation
19,113,069 : 26,375,289.24 = 11,683,170.12 : x - Step 2: Convert to fraction form
19,113,069/26,375,289.24 = 11,683,170.12/x - Step 3: Cross multiply
19,113,069x = 26,375,289.24 × 11,683,170.12 - Step 4: Simplify right side
19,113,069x = 308,146,991,155,125.44 - Step 5: Solve for x
x = 308,146,991,155,125.44/19,113,069 - Step 6: Final answer
x = 16,122,318.77
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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.