Finding the Fourth Proportional to 9,781,424.40, 14,683,195.80 and 5,794,582.80
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Solution
The fourth proportional to 9,781,424.40, 14,683,195.80 and 5,794,582.80 is: 8,698,425.75
Step by Step Solution
- Step 1: Write the proportion equation
9,781,424.40 : 14,683,195.80 = 5,794,582.80 : x - Step 2: Convert to fraction form
9,781,424.40/14,683,195.80 = 5,794,582.80/x - Step 3: Cross multiply
9,781,424.40x = 14,683,195.80 × 5,794,582.80 - Step 4: Simplify right side
9,781,424.40x = 85,082,993,831,712.23 - Step 5: Solve for x
x = 85,082,993,831,712.23/9,781,424.40 - Step 6: Final answer
x = 8,698,425.75
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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.