Finding the Fourth Proportional to 10,561,306.24, 14,586,490.56 and 7,137,688.96
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Solution
The fourth proportional to 10,561,306.24, 14,586,490.56 and 7,137,688.96 is: 9,858,045.04
Step by Step Solution
- Step 1: Write the proportion equation
10,561,306.24 : 14,586,490.56 = 7,137,688.96 : x - Step 2: Convert to fraction form
10,561,306.24/14,586,490.56 = 7,137,688.96/x - Step 3: Cross multiply
10,561,306.24x = 14,586,490.56 × 7,137,688.96 - Step 4: Simplify right side
10,561,306.24x = 104,113,832,635,256.22 - Step 5: Solve for x
x = 104,113,832,635,256.22/10,561,306.24 - Step 6: Final answer
x = 9,858,045.04
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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.