Finding the Fourth Proportional to 19,205,963.64, 28,776,960.18 and 13,514,230.26
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Solution
The fourth proportional to 19,205,963.64, 28,776,960.18 and 13,514,230.26 is: 20,248,839.02
Step by Step Solution
- Step 1: Write the proportion equation
19,205,963.64 : 28,776,960.18 = 13,514,230.26 : x - Step 2: Convert to fraction form
19,205,963.64/28,776,960.18 = 13,514,230.26/x - Step 3: Cross multiply
19,205,963.64x = 28,776,960.18 × 13,514,230.26 - Step 4: Simplify right side
19,205,963.64x = 388,898,466,055,371.06 - Step 5: Solve for x
x = 388,898,466,055,371.06/19,205,963.64 - Step 6: Final answer
x = 20,248,839.02
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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.