Finding the Fourth Proportional to 11,470,914, 15,830,261.76 and 6,244,352.60
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Solution
The fourth proportional to 11,470,914, 15,830,261.76 and 6,244,352.60 is: 8,617,424.57
Step by Step Solution
- Step 1: Write the proportion equation
11,470,914 : 15,830,261.76 = 6,244,352.60 : x - Step 2: Convert to fraction form
11,470,914/15,830,261.76 = 6,244,352.60/x - Step 3: Cross multiply
11,470,914x = 15,830,261.76 × 6,244,352.60 - Step 4: Simplify right side
11,470,914x = 98,849,736,179,736.56 - Step 5: Solve for x
x = 98,849,736,179,736.56/11,470,914 - Step 6: Final answer
x = 8,617,424.57
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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.