Finding the Fourth Proportional to 5,525,693.68, 8,289,867.56 and 2,113,924.40
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Solution
The fourth proportional to 5,525,693.68, 8,289,867.56 and 2,113,924.40 is: 3,171,394.28
Step by Step Solution
- Step 1: Write the proportion equation
5,525,693.68 : 8,289,867.56 = 2,113,924.40 : x - Step 2: Convert to fraction form
5,525,693.68/8,289,867.56 = 2,113,924.40/x - Step 3: Cross multiply
5,525,693.68x = 8,289,867.56 × 2,113,924.40 - Step 4: Simplify right side
5,525,693.68x = 17,524,153,307,852.46 - Step 5: Solve for x
x = 17,524,153,307,852.46/5,525,693.68 - Step 6: Final answer
x = 3,171,394.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.