Finding the Fourth Proportional to 10,967,062.88, 15,134,667.38 and 6,072,370.99
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Solution
The fourth proportional to 10,967,062.88, 15,134,667.38 and 6,072,370.99 is: 8,379,938.74
Step by Step Solution
- Step 1: Write the proportion equation
10,967,062.88 : 15,134,667.38 = 6,072,370.99 : x - Step 2: Convert to fraction form
10,967,062.88/15,134,667.38 = 6,072,370.99/x - Step 3: Cross multiply
10,967,062.88x = 15,134,667.38 × 6,072,370.99 - Step 4: Simplify right side
10,967,062.88x = 91,903,315,096,184.17 - Step 5: Solve for x
x = 91,903,315,096,184.17/10,967,062.88 - Step 6: Final answer
x = 8,379,938.74
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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.