Finding the Fourth Proportional to 11,126,113.97, 15,354,153.14 and 6,164,707.04
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Solution
The fourth proportional to 11,126,113.97, 15,354,153.14 and 6,164,707.04 is: 8,507,359.90
Step by Step Solution
- Step 1: Write the proportion equation
11,126,113.97 : 15,354,153.14 = 6,164,707.04 : x - Step 2: Convert to fraction form
11,126,113.97/15,354,153.14 = 6,164,707.04/x - Step 3: Cross multiply
11,126,113.97x = 15,354,153.14 × 6,164,707.04 - Step 4: Simplify right side
11,126,113.97x = 94,653,855,847,801.81 - Step 5: Solve for x
x = 94,653,855,847,801.81/11,126,113.97 - Step 6: Final answer
x = 8,507,359.90
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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.