Finding the Fourth Proportional to 10,519,028.98, 14,515,154.13 and 6,107,892.35
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Solution
The fourth proportional to 10,519,028.98, 14,515,154.13 and 6,107,892.35 is: 8,428,249.32
Step by Step Solution
- Step 1: Write the proportion equation
10,519,028.98 : 14,515,154.13 = 6,107,892.35 : x - Step 2: Convert to fraction form
10,519,028.98/14,515,154.13 = 6,107,892.35/x - Step 3: Cross multiply
10,519,028.98x = 14,515,154.13 × 6,107,892.35 - Step 4: Simplify right side
10,519,028.98x = 88,656,998,869,697.91 - Step 5: Solve for x
x = 88,656,998,869,697.91/10,519,028.98 - Step 6: Final answer
x = 8,428,249.32
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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.