Finding the Fourth Proportional to 5,486,360.14, 7,570,459.56 and 3,163,340.08
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Solution
The fourth proportional to 5,486,360.14, 7,570,459.56 and 3,163,340.08 is: 4,364,995.65
Step by Step Solution
- Step 1: Write the proportion equation
5,486,360.14 : 7,570,459.56 = 3,163,340.08 : x - Step 2: Convert to fraction form
5,486,360.14/7,570,459.56 = 3,163,340.08/x - Step 3: Cross multiply
5,486,360.14x = 7,570,459.56 × 3,163,340.08 - Step 4: Simplify right side
5,486,360.14x = 23,947,938,150,167.16 - Step 5: Solve for x
x = 23,947,938,150,167.16/5,486,360.14 - Step 6: Final answer
x = 4,364,995.65
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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.