Finding the Fourth Proportional to 51,805,416.96, 71,491,105.26 and 28,283,952.96
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Solution
The fourth proportional to 51,805,416.96, 71,491,105.26 and 28,283,952.96 is: 39,031,653.00
Step by Step Solution
- Step 1: Write the proportion equation
51,805,416.96 : 71,491,105.26 = 28,283,952.96 : x - Step 2: Convert to fraction form
51,805,416.96/71,491,105.26 = 28,283,952.96/x - Step 3: Cross multiply
51,805,416.96x = 71,491,105.26 × 28,283,952.96 - Step 4: Simplify right side
51,805,416.96x = 2,022,051,058,232,248.75 - Step 5: Solve for x
x = 2,022,051,058,232,248.75/51,805,416.96 - Step 6: Final answer
x = 39,031,653.00
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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.