Finding the Fourth Proportional to 14,328,145.36, 19,772,756.36 and 7,801,759.20
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Solution
The fourth proportional to 14,328,145.36, 19,772,756.36 and 7,801,759.20 is: 10,766,381.83
Step by Step Solution
- Step 1: Write the proportion equation
14,328,145.36 : 19,772,756.36 = 7,801,759.20 : x - Step 2: Convert to fraction form
14,328,145.36/19,772,756.36 = 7,801,759.20/x - Step 3: Cross multiply
14,328,145.36x = 19,772,756.36 × 7,801,759.20 - Step 4: Simplify right side
14,328,145.36x = 154,262,283,831,236.31 - Step 5: Solve for x
x = 154,262,283,831,236.31/14,328,145.36 - Step 6: Final answer
x = 10,766,381.83
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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.