Finding the Fourth Proportional to 19,192,089.17, 28,793,175.71 and 6,897,293.84
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Solution
The fourth proportional to 19,192,089.17, 28,793,175.71 and 6,897,293.84 is: 10,347,752.75
Step by Step Solution
- Step 1: Write the proportion equation
19,192,089.17 : 28,793,175.71 = 6,897,293.84 : x - Step 2: Convert to fraction form
19,192,089.17/28,793,175.71 = 6,897,293.84/x - Step 3: Cross multiply
19,192,089.17x = 28,793,175.71 × 6,897,293.84 - Step 4: Simplify right side
19,192,089.17x = 198,594,993,496,117.09 - Step 5: Solve for x
x = 198,594,993,496,117.09/19,192,089.17 - Step 6: Final answer
x = 10,347,752.75
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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.