Finding the Fourth Proportional to 19,246,294.91, 28,869,479.52 and 4,673,152.98
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Solution
The fourth proportional to 19,246,294.91, 28,869,479.52 and 4,673,152.98 is: 7,009,738.48
Step by Step Solution
- Step 1: Write the proportion equation
19,246,294.91 : 28,869,479.52 = 4,673,152.98 : x - Step 2: Convert to fraction form
19,246,294.91/28,869,479.52 = 4,673,152.98/x - Step 3: Cross multiply
19,246,294.91x = 28,869,479.52 × 4,673,152.98 - Step 4: Simplify right side
19,246,294.91x = 134,911,494,093,906.67 - Step 5: Solve for x
x = 134,911,494,093,906.67/19,246,294.91 - Step 6: Final answer
x = 7,009,738.48
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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.