Finding the Fourth Proportional to 61,163,404.90, 91,745,107.35 and 33,953,625.70
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Solution
The fourth proportional to 61,163,404.90, 91,745,107.35 and 33,953,625.70 is: 50,930,438.55
Step by Step Solution
- Step 1: Write the proportion equation
61,163,404.90 : 91,745,107.35 = 33,953,625.70 : x - Step 2: Convert to fraction form
61,163,404.90/91,745,107.35 = 33,953,625.70/x - Step 3: Cross multiply
61,163,404.90x = 91,745,107.35 × 33,953,625.70 - Step 4: Simplify right side
61,163,404.90x = 3,115,079,034,768,219 - Step 5: Solve for x
x = 3,115,079,034,768,219/61,163,404.90 - Step 6: Final answer
x = 50,930,438.55
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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.