Finding the Fourth Proportional to 4,660,113.99, 6,427,644.54 and 3,110,594.40
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Solution
The fourth proportional to 4,660,113.99, 6,427,644.54 and 3,110,594.40 is: 4,290,409.02
Step by Step Solution
- Step 1: Write the proportion equation
4,660,113.99 : 6,427,644.54 = 3,110,594.40 : x - Step 2: Convert to fraction form
4,660,113.99/6,427,644.54 = 3,110,594.40/x - Step 3: Cross multiply
4,660,113.99x = 6,427,644.54 × 3,110,594.40 - Step 4: Simplify right side
4,660,113.99x = 19,993,795,111,314.57 - Step 5: Solve for x
x = 19,993,795,111,314.57/4,660,113.99 - Step 6: Final answer
x = 4,290,409.02
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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.