Finding the Fourth Proportional to 19,199,837.76, 28,772,132.64 and 8,267,026.08
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Solution
The fourth proportional to 19,199,837.76, 28,772,132.64 and 8,267,026.08 is: 12,388,644.84
Step by Step Solution
- Step 1: Write the proportion equation
19,199,837.76 : 28,772,132.64 = 8,267,026.08 : x - Step 2: Convert to fraction form
19,199,837.76/28,772,132.64 = 8,267,026.08/x - Step 3: Cross multiply
19,199,837.76x = 28,772,132.64 × 8,267,026.08 - Step 4: Simplify right side
19,199,837.76x = 237,859,970,912,099.25 - Step 5: Solve for x
x = 237,859,970,912,099.25/19,199,837.76 - Step 6: Final answer
x = 12,388,644.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.