Finding the Fourth Proportional to 16,639,685.70, 24,996,853.35 and 16,005,164.10
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Solution
The fourth proportional to 16,639,685.70, 24,996,853.35 and 16,005,164.10 is: 24,043,647.64
Step by Step Solution
- Step 1: Write the proportion equation
16,639,685.70 : 24,996,853.35 = 16,005,164.10 : x - Step 2: Convert to fraction form
16,639,685.70/24,996,853.35 = 16,005,164.10/x - Step 3: Cross multiply
16,639,685.70x = 24,996,853.35 × 16,005,164.10 - Step 4: Simplify right side
16,639,685.70x = 400,078,739,850,384.75 - Step 5: Solve for x
x = 400,078,739,850,384.75/16,639,685.70 - Step 6: Final answer
x = 24,043,647.64
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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.