Finding the Fourth Proportional to 7,506,053.07, 10,359,312.57 and 4,198,531.11
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Solution
The fourth proportional to 7,506,053.07, 10,359,312.57 and 4,198,531.11 is: 5,794,509.54
Step by Step Solution
- Step 1: Write the proportion equation
7,506,053.07 : 10,359,312.57 = 4,198,531.11 : x - Step 2: Convert to fraction form
7,506,053.07/10,359,312.57 = 4,198,531.11/x - Step 3: Cross multiply
7,506,053.07x = 10,359,312.57 × 4,198,531.11 - Step 4: Simplify right side
7,506,053.07x = 43,493,896,103,359.05 - Step 5: Solve for x
x = 43,493,896,103,359.05/7,506,053.07 - Step 6: Final answer
x = 5,794,509.54
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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.