Finding the Fourth Proportional to 19,163,111.36, 28,749,197.82 and 6,209,240.63
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Solution
The fourth proportional to 19,163,111.36, 28,749,197.82 and 6,209,240.63 is: 9,315,329.01
Step by Step Solution
- Step 1: Write the proportion equation
19,163,111.36 : 28,749,197.82 = 6,209,240.63 : x - Step 2: Convert to fraction form
19,163,111.36/28,749,197.82 = 6,209,240.63/x - Step 3: Cross multiply
19,163,111.36x = 28,749,197.82 × 6,209,240.63 - Step 4: Simplify right side
19,163,111.36x = 178,510,687,183,851.44 - Step 5: Solve for x
x = 178,510,687,183,851.44/19,163,111.36 - Step 6: Final answer
x = 9,315,329.01
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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.