Finding the Fourth Proportional to 58,205,626.20, 87,323,120.28 and 19,344,282.12
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Solution
The fourth proportional to 58,205,626.20, 87,323,120.28 and 19,344,282.12 is: 29,021,302.31
Step by Step Solution
- Step 1: Write the proportion equation
58,205,626.20 : 87,323,120.28 = 19,344,282.12 : x - Step 2: Convert to fraction form
58,205,626.20/87,323,120.28 = 19,344,282.12/x - Step 3: Cross multiply
58,205,626.20x = 87,323,120.28 × 19,344,282.12 - Step 4: Simplify right side
58,205,626.20x = 1,689,203,074,295,013.50 - Step 5: Solve for x
x = 1,689,203,074,295,013.50/58,205,626.20 - Step 6: Final answer
x = 29,021,302.31
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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.