Finding the Fourth Proportional to 7,539,465.05, 10,404,507.00 and 4,101,730.68
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Solution
The fourth proportional to 7,539,465.05, 10,404,507.00 and 4,101,730.68 is: 5,660,412.95
Step by Step Solution
- Step 1: Write the proportion equation
7,539,465.05 : 10,404,507.00 = 4,101,730.68 : x - Step 2: Convert to fraction form
7,539,465.05/10,404,507.00 = 4,101,730.68/x - Step 3: Cross multiply
7,539,465.05x = 10,404,507.00 × 4,101,730.68 - Step 4: Simplify right side
7,539,465.05x = 42,676,485,626,573.15 - Step 5: Solve for x
x = 42,676,485,626,573.15/7,539,465.05 - Step 6: Final answer
x = 5,660,412.95
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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.