Finding the Fourth Proportional to 19,811,298.24, 27,345,396.96 and 12,936,847.68
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Solution
The fourth proportional to 19,811,298.24, 27,345,396.96 and 12,936,847.68 is: 17,856,640.74
Step by Step Solution
- Step 1: Write the proportion equation
19,811,298.24 : 27,345,396.96 = 12,936,847.68 : x - Step 2: Convert to fraction form
19,811,298.24/27,345,396.96 = 12,936,847.68/x - Step 3: Cross multiply
19,811,298.24x = 27,345,396.96 × 12,936,847.68 - Step 4: Simplify right side
19,811,298.24x = 353,763,235,220,655.06 - Step 5: Solve for x
x = 353,763,235,220,655.06/19,811,298.24 - Step 6: Final answer
x = 17,856,640.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.