Finding the Fourth Proportional to 5,009,661.97, 6,913,335.95 and 2,717,822.05
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Solution
The fourth proportional to 5,009,661.97, 6,913,335.95 and 2,717,822.05 is: 3,750,595.75
Step by Step Solution
- Step 1: Write the proportion equation
5,009,661.97 : 6,913,335.95 = 2,717,822.05 : x - Step 2: Convert to fraction form
5,009,661.97/6,913,335.95 = 2,717,822.05/x - Step 3: Cross multiply
5,009,661.97x = 6,913,335.95 × 2,717,822.05 - Step 4: Simplify right side
5,009,661.97x = 18,789,216,856,195.57 - Step 5: Solve for x
x = 18,789,216,856,195.57/5,009,661.97 - Step 6: Final answer
x = 3,750,595.75
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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.