Finding the Fourth Proportional to 10,457,290.97, 14,431,495.39 and 5,811,058.65
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Solution
The fourth proportional to 10,457,290.97, 14,431,495.39 and 5,811,058.65 is: 8,019,502.03
Step by Step Solution
- Step 1: Write the proportion equation
10,457,290.97 : 14,431,495.39 = 5,811,058.65 : x - Step 2: Convert to fraction form
10,457,290.97/14,431,495.39 = 5,811,058.65/x - Step 3: Cross multiply
10,457,290.97x = 14,431,495.39 × 5,811,058.65 - Step 4: Simplify right side
10,457,290.97x = 83,862,266,103,966.98 - Step 5: Solve for x
x = 83,862,266,103,966.98/10,457,290.97 - Step 6: Final answer
x = 8,019,502.03
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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.