Finding the Fourth Proportional to 5,408,746.27, 7,464,070.92 and 2,961,357.95
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Solution
The fourth proportional to 5,408,746.27, 7,464,070.92 and 2,961,357.95 is: 4,086,674.56
Step by Step Solution
- Step 1: Write the proportion equation
5,408,746.27 : 7,464,070.92 = 2,961,357.95 : x - Step 2: Convert to fraction form
5,408,746.27/7,464,070.92 = 2,961,357.95/x - Step 3: Cross multiply
5,408,746.27x = 7,464,070.92 × 2,961,357.95 - Step 4: Simplify right side
5,408,746.27x = 22,103,785,767,078.38 - Step 5: Solve for x
x = 22,103,785,767,078.38/5,408,746.27 - Step 6: Final answer
x = 4,086,674.56
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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.