Finding the Fourth Proportional to 19,704,862.01, 27,192,768.63 and 11,003,352.17
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Solution
The fourth proportional to 19,704,862.01, 27,192,768.63 and 11,003,352.17 is: 15,184,658.96
Step by Step Solution
- Step 1: Write the proportion equation
19,704,862.01 : 27,192,768.63 = 11,003,352.17 : x - Step 2: Convert to fraction form
19,704,862.01/27,192,768.63 = 11,003,352.17/x - Step 3: Cross multiply
19,704,862.01x = 27,192,768.63 × 11,003,352.17 - Step 4: Simplify right side
19,704,862.01x = 299,211,609,535,992 - Step 5: Solve for x
x = 299,211,609,535,992/19,704,862.01 - Step 6: Final answer
x = 15,184,658.96
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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.