Finding the Fourth Proportional to 29,659,559.43, 40,928,386.35 and 16,427,952.03
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Solution
The fourth proportional to 29,659,559.43, 40,928,386.35 and 16,427,952.03 is: 22,669,573.67
Step by Step Solution
- Step 1: Write the proportion equation
29,659,559.43 : 40,928,386.35 = 16,427,952.03 : x - Step 2: Convert to fraction form
29,659,559.43/40,928,386.35 = 16,427,952.03/x - Step 3: Cross multiply
29,659,559.43x = 40,928,386.35 × 16,427,952.03 - Step 4: Simplify right side
29,659,559.43x = 672,369,567,623,106.75 - Step 5: Solve for x
x = 672,369,567,623,106.75/29,659,559.43 - Step 6: Final answer
x = 22,669,573.67
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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.