Finding the Fourth Proportional to 19,069,794.55, 28,605,573.11 and 6,291,415.99
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Solution
The fourth proportional to 19,069,794.55, 28,605,573.11 and 6,291,415.99 is: 9,437,414.73
Step by Step Solution
- Step 1: Write the proportion equation
19,069,794.55 : 28,605,573.11 = 6,291,415.99 : x - Step 2: Convert to fraction form
19,069,794.55/28,605,573.11 = 6,291,415.99/x - Step 3: Cross multiply
19,069,794.55x = 28,605,573.11 × 6,291,415.99 - Step 4: Simplify right side
19,069,794.55x = 179,969,560,067,368.03 - Step 5: Solve for x
x = 179,969,560,067,368.03/19,069,794.55 - Step 6: Final answer
x = 9,437,414.73
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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.