Finding the Fourth Proportional to 7,832,254.98, 11,750,787.76 and 3,738,799.56
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Solution
The fourth proportional to 7,832,254.98, 11,750,787.76 and 3,738,799.56 is: 5,609,347.53
Step by Step Solution
- Step 1: Write the proportion equation
7,832,254.98 : 11,750,787.76 = 3,738,799.56 : x - Step 2: Convert to fraction form
7,832,254.98/11,750,787.76 = 3,738,799.56/x - Step 3: Cross multiply
7,832,254.98x = 11,750,787.76 × 3,738,799.56 - Step 4: Simplify right side
7,832,254.98x = 43,933,840,106,741.38 - Step 5: Solve for x
x = 43,933,840,106,741.38/7,832,254.98 - Step 6: Final answer
x = 5,609,347.53
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1.5x scale
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.