Finding the Fourth Proportional to 4,863,541.06, 6,712,033.98 and 2,688,037.48
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Solution
The fourth proportional to 4,863,541.06, 6,712,033.98 and 2,688,037.48 is: 3,709,683.68
Step by Step Solution
- Step 1: Write the proportion equation
4,863,541.06 : 6,712,033.98 = 2,688,037.48 : x - Step 2: Convert to fraction form
4,863,541.06/6,712,033.98 = 2,688,037.48/x - Step 3: Cross multiply
4,863,541.06x = 6,712,033.98 × 2,688,037.48 - Step 4: Simplify right side
4,863,541.06x = 18,042,198,905,273.57 - Step 5: Solve for x
x = 18,042,198,905,273.57/4,863,541.06 - Step 6: Final answer
x = 3,709,683.68
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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.