Finding the Fourth Proportional to 16,388,002.20, 24,591,844.80 and 6,802,381.20
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Solution
The fourth proportional to 16,388,002.20, 24,591,844.80 and 6,802,381.20 is: 10,207,656.84
Step by Step Solution
- Step 1: Write the proportion equation
16,388,002.20 : 24,591,844.80 = 6,802,381.20 : x - Step 2: Convert to fraction form
16,388,002.20/24,591,844.80 = 6,802,381.20/x - Step 3: Cross multiply
16,388,002.20x = 24,591,844.80 × 6,802,381.20 - Step 4: Simplify right side
16,388,002.20x = 167,283,102,740,837.78 - Step 5: Solve for x
x = 167,283,102,740,837.78/16,388,002.20 - Step 6: Final answer
x = 10,207,656.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.