Finding the Fourth Proportional to 16,646,572.80, 24,943,287.15 and 13,936,223.70
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Solution
The fourth proportional to 16,646,572.80, 24,943,287.15 and 13,936,223.70 is: 20,882,089.89
Step by Step Solution
- Step 1: Write the proportion equation
16,646,572.80 : 24,943,287.15 = 13,936,223.70 : x - Step 2: Convert to fraction form
16,646,572.80/24,943,287.15 = 13,936,223.70/x - Step 3: Cross multiply
16,646,572.80x = 24,943,287.15 × 13,936,223.70 - Step 4: Simplify right side
16,646,572.80x = 347,615,229,535,735.44 - Step 5: Solve for x
x = 347,615,229,535,735.44/16,646,572.80 - Step 6: Final answer
x = 20,882,089.89
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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.