Finding the Fourth Proportional to 13,176,224.19, 18,183,184.43 and 7,375,004.42
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Solution
The fourth proportional to 13,176,224.19, 18,183,184.43 and 7,375,004.42 is: 10,177,503.32
Step by Step Solution
- Step 1: Write the proportion equation
13,176,224.19 : 18,183,184.43 = 7,375,004.42 : x - Step 2: Convert to fraction form
13,176,224.19/18,183,184.43 = 7,375,004.42/x - Step 3: Cross multiply
13,176,224.19x = 18,183,184.43 × 7,375,004.42 - Step 4: Simplify right side
13,176,224.19x = 134,101,065,413,134.25 - Step 5: Solve for x
x = 134,101,065,413,134.25/13,176,224.19 - Step 6: Final answer
x = 10,177,503.32
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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.