Finding the Fourth Proportional to 5,505,466.74, 8,258,283.33 and 1,911,347.90
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Solution
The fourth proportional to 5,505,466.74, 8,258,283.33 and 1,911,347.90 is: 2,867,050.73
Step by Step Solution
- Step 1: Write the proportion equation
5,505,466.74 : 8,258,283.33 = 1,911,347.90 : x - Step 2: Convert to fraction form
5,505,466.74/8,258,283.33 = 1,911,347.90/x - Step 3: Cross multiply
5,505,466.74x = 8,258,283.33 × 1,911,347.90 - Step 4: Simplify right side
5,505,466.74x = 15,784,452,459,109.09 - Step 5: Solve for x
x = 15,784,452,459,109.09/5,505,466.74 - Step 6: Final answer
x = 2,867,050.73
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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.