Finding the Fourth Proportional to 86,593,716.30, 119,499,350.94 and 47,436,885.08
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Solution
The fourth proportional to 86,593,716.30, 119,499,350.94 and 47,436,885.08 is: 65,462,913.70
Step by Step Solution
- Step 1: Write the proportion equation
86,593,716.30 : 119,499,350.94 = 47,436,885.08 : x - Step 2: Convert to fraction form
86,593,716.30/119,499,350.94 = 47,436,885.08/x - Step 3: Cross multiply
86,593,716.30x = 119,499,350.94 × 47,436,885.08 - Step 4: Simplify right side
86,593,716.30x = 5,668,676,977,077,873 - Step 5: Solve for x
x = 5,668,676,977,077,873/86,593,716.30 - Step 6: Final answer
x = 65,462,913.70
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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.