Finding the Fourth Proportional to 7,750,720.72, 11,609,277.24 and 3,753,250
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Solution
The fourth proportional to 7,750,720.72, 11,609,277.24 and 3,753,250 is: 5,621,737.82
Step by Step Solution
- Step 1: Write the proportion equation
7,750,720.72 : 11,609,277.24 = 3,753,250 : x - Step 2: Convert to fraction form
7,750,720.72/11,609,277.24 = 3,753,250/x - Step 3: Cross multiply
7,750,720.72x = 11,609,277.24 × 3,753,250 - Step 4: Simplify right side
7,750,720.72x = 43,572,519,801,030 - Step 5: Solve for x
x = 43,572,519,801,030/7,750,720.72 - Step 6: Final answer
x = 5,621,737.82
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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.