Finding the Fourth Proportional to 6,353,712.93, 8,768,191.58 and 3,453,103.95
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Solution
The fourth proportional to 6,353,712.93, 8,768,191.58 and 3,453,103.95 is: 4,765,320.26
Step by Step Solution
- Step 1: Write the proportion equation
6,353,712.93 : 8,768,191.58 = 3,453,103.95 : x - Step 2: Convert to fraction form
6,353,712.93/8,768,191.58 = 3,453,103.95/x - Step 3: Cross multiply
6,353,712.93x = 8,768,191.58 × 3,453,103.95 - Step 4: Simplify right side
6,353,712.93x = 30,277,476,961,989.22 - Step 5: Solve for x
x = 30,277,476,961,989.22/6,353,712.93 - Step 6: Final answer
x = 4,765,320.26
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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.