Finding the Fourth Proportional to 5,468,648.48, 8,202,946.80 and 3,038,657.12
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Solution
The fourth proportional to 5,468,648.48, 8,202,946.80 and 3,038,657.12 is: 4,557,971.28
Step by Step Solution
- Step 1: Write the proportion equation
5,468,648.48 : 8,202,946.80 = 3,038,657.12 : x - Step 2: Convert to fraction form
5,468,648.48/8,202,946.80 = 3,038,657.12/x - Step 3: Cross multiply
5,468,648.48x = 8,202,946.80 × 3,038,657.12 - Step 4: Simplify right side
5,468,648.48x = 24,925,942,698,801.21 - Step 5: Solve for x
x = 24,925,942,698,801.21/5,468,648.48 - Step 6: Final answer
x = 4,557,971.28
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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.