Finding the Fourth Proportional to 10,030,993.68, 13,842,774 and 5,447,313.84
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Solution
The fourth proportional to 10,030,993.68, 13,842,774 and 5,447,313.84 is: 7,517,294.58
Step by Step Solution
- Step 1: Write the proportion equation
10,030,993.68 : 13,842,774 = 5,447,313.84 : x - Step 2: Convert to fraction form
10,030,993.68/13,842,774 = 5,447,313.84/x - Step 3: Cross multiply
10,030,993.68x = 13,842,774 × 5,447,313.84 - Step 4: Simplify right side
10,030,993.68x = 75,405,934,394,192.16 - Step 5: Solve for x
x = 75,405,934,394,192.16/10,030,993.68 - Step 6: Final answer
x = 7,517,294.58
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1.5x scale
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.