Finding the Fourth Proportional to 10,883,541.71, 15,019,394.12 and 5,988,869.11
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Solution
The fourth proportional to 10,883,541.71, 15,019,394.12 and 5,988,869.11 is: 8,264,698.00
Step by Step Solution
- Step 1: Write the proportion equation
10,883,541.71 : 15,019,394.12 = 5,988,869.11 : x - Step 2: Convert to fraction form
10,883,541.71/15,019,394.12 = 5,988,869.11/x - Step 3: Cross multiply
10,883,541.71x = 15,019,394.12 × 5,988,869.11 - Step 4: Simplify right side
10,883,541.71x = 89,949,185,422,987.70 - Step 5: Solve for x
x = 89,949,185,422,987.70/10,883,541.71 - Step 6: Final answer
x = 8,264,698.00
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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.