Finding the Fourth Proportional to 27,831,069.30, 41,746,603.95 and 13,461,021.30
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Solution
The fourth proportional to 27,831,069.30, 41,746,603.95 and 13,461,021.30 is: 20,191,531.95
Step by Step Solution
- Step 1: Write the proportion equation
27,831,069.30 : 41,746,603.95 = 13,461,021.30 : x - Step 2: Convert to fraction form
27,831,069.30/41,746,603.95 = 13,461,021.30/x - Step 3: Cross multiply
27,831,069.30x = 41,746,603.95 × 13,461,021.30 - Step 4: Simplify right side
27,831,069.30x = 561,951,924,973,614.19 - Step 5: Solve for x
x = 561,951,924,973,614.19/27,831,069.30 - Step 6: Final answer
x = 20,191,531.95
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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.