Finding the Fourth Proportional to 10,703,869.19, 14,771,347.07 and 5,809,090.13
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Solution
The fourth proportional to 10,703,869.19, 14,771,347.07 and 5,809,090.13 is: 8,016,548.50
Step by Step Solution
- Step 1: Write the proportion equation
10,703,869.19 : 14,771,347.07 = 5,809,090.13 : x - Step 2: Convert to fraction form
10,703,869.19/14,771,347.07 = 5,809,090.13/x - Step 3: Cross multiply
10,703,869.19x = 14,771,347.07 × 5,809,090.13 - Step 4: Simplify right side
10,703,869.19x = 85,808,086,471,141.42 - Step 5: Solve for x
x = 85,808,086,471,141.42/10,703,869.19 - Step 6: Final answer
x = 8,016,548.50
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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.