Finding the Fourth Proportional to 13,804,479.95, 19,050,027.26 and 7,524,869.63
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Solution
The fourth proportional to 13,804,479.95, 19,050,027.26 and 7,524,869.63 is: 10,384,235.55
Step by Step Solution
- Step 1: Write the proportion equation
13,804,479.95 : 19,050,027.26 = 7,524,869.63 : x - Step 2: Convert to fraction form
13,804,479.95/19,050,027.26 = 7,524,869.63/x - Step 3: Cross multiply
13,804,479.95x = 19,050,027.26 × 7,524,869.63 - Step 4: Simplify right side
13,804,479.95x = 143,348,971,446,571.62 - Step 5: Solve for x
x = 143,348,971,446,571.62/13,804,479.95 - Step 6: Final answer
x = 10,384,235.55
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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.