Finding the Fourth Proportional to 7,334,301.68, 10,120,829.61 and 4,070,859.66
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Solution
The fourth proportional to 7,334,301.68, 10,120,829.61 and 4,070,859.66 is: 5,617,505.09
Step by Step Solution
- Step 1: Write the proportion equation
7,334,301.68 : 10,120,829.61 = 4,070,859.66 : x - Step 2: Convert to fraction form
7,334,301.68/10,120,829.61 = 4,070,859.66/x - Step 3: Cross multiply
7,334,301.68x = 10,120,829.61 × 4,070,859.66 - Step 4: Simplify right side
7,334,301.68x = 41,200,476,985,082.53 - Step 5: Solve for x
x = 41,200,476,985,082.53/7,334,301.68 - Step 6: Final answer
x = 5,617,505.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.