Finding the Fourth Proportional to 10,883,466.84, 15,018,733.26 and 5,921,928.68
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Solution
The fourth proportional to 10,883,466.84, 15,018,733.26 and 5,921,928.68 is: 8,172,016.19
Step by Step Solution
- Step 1: Write the proportion equation
10,883,466.84 : 15,018,733.26 = 5,921,928.68 : x - Step 2: Convert to fraction form
10,883,466.84/15,018,733.26 = 5,921,928.68/x - Step 3: Cross multiply
10,883,466.84x = 15,018,733.26 × 5,921,928.68 - Step 4: Simplify right side
10,883,466.84x = 88,939,867,229,663.89 - Step 5: Solve for x
x = 88,939,867,229,663.89/10,883,466.84 - Step 6: Final answer
x = 8,172,016.19
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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.