Finding the Fourth Proportional to 32,486,987.52, 48,705,189.12 and 16,080,952.32
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Solution
The fourth proportional to 32,486,987.52, 48,705,189.12 and 16,080,952.32 is: 24,108,908.94
Step by Step Solution
- Step 1: Write the proportion equation
32,486,987.52 : 48,705,189.12 = 16,080,952.32 : x - Step 2: Convert to fraction form
32,486,987.52/48,705,189.12 = 16,080,952.32/x - Step 3: Cross multiply
32,486,987.52x = 48,705,189.12 × 16,080,952.32 - Step 4: Simplify right side
32,486,987.52x = 783,225,823,975,302.75 - Step 5: Solve for x
x = 783,225,823,975,302.75/32,486,987.52 - Step 6: Final answer
x = 24,108,908.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.