Finding the Fourth Proportional to 11,066,101.93, 15,271,190.53 and 6,171,329.23
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Solution
The fourth proportional to 11,066,101.93, 15,271,190.53 and 6,171,329.23 is: 8,516,417.53
Step by Step Solution
- Step 1: Write the proportion equation
11,066,101.93 : 15,271,190.53 = 6,171,329.23 : x - Step 2: Convert to fraction form
11,066,101.93/15,271,190.53 = 6,171,329.23/x - Step 3: Cross multiply
11,066,101.93x = 15,271,190.53 × 6,171,329.23 - Step 4: Simplify right side
11,066,101.93x = 94,243,544,494,688.19 - Step 5: Solve for x
x = 94,243,544,494,688.19/11,066,101.93 - Step 6: Final answer
x = 8,516,417.53
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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.