Finding the Fourth Proportional to 10,219,427.66, 14,102,335.41 and 5,865,449.42
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Solution
The fourth proportional to 10,219,427.66, 14,102,335.41 and 5,865,449.42 is: 8,094,047.71
Step by Step Solution
- Step 1: Write the proportion equation
10,219,427.66 : 14,102,335.41 = 5,865,449.42 : x - Step 2: Convert to fraction form
10,219,427.66/14,102,335.41 = 5,865,449.42/x - Step 3: Cross multiply
10,219,427.66x = 14,102,335.41 × 5,865,449.42 - Step 4: Simplify right side
10,219,427.66x = 82,716,535,051,229.97 - Step 5: Solve for x
x = 82,716,535,051,229.97/10,219,427.66 - Step 6: Final answer
x = 8,094,047.71
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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.