Finding the Fourth Proportional to 11,881,862.53, 16,396,546.04 and 6,725,113.36
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Solution
The fourth proportional to 11,881,862.53, 16,396,546.04 and 6,725,113.36 is: 9,280,416.31
Step by Step Solution
- Step 1: Write the proportion equation
11,881,862.53 : 16,396,546.04 = 6,725,113.36 : x - Step 2: Convert to fraction form
11,881,862.53/16,396,546.04 = 6,725,113.36/x - Step 3: Cross multiply
11,881,862.53x = 16,396,546.04 × 6,725,113.36 - Step 4: Simplify right side
11,881,862.53x = 110,268,630,831,459.09 - Step 5: Solve for x
x = 110,268,630,831,459.09/11,881,862.53 - Step 6: Final answer
x = 9,280,416.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.