Finding the Fourth Proportional to 6,028,686.78, 8,319,682.18 and 3,275,428.74
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Solution
The fourth proportional to 6,028,686.78, 8,319,682.18 and 3,275,428.74 is: 4,520,142.96
Step by Step Solution
- Step 1: Write the proportion equation
6,028,686.78 : 8,319,682.18 = 3,275,428.74 : x - Step 2: Convert to fraction form
6,028,686.78/8,319,682.18 = 3,275,428.74/x - Step 3: Cross multiply
6,028,686.78x = 8,319,682.18 × 3,275,428.74 - Step 4: Simplify right side
6,028,686.78x = 27,250,526,120,037.86 - Step 5: Solve for x
x = 27,250,526,120,037.86/6,028,686.78 - Step 6: Final answer
x = 4,520,142.96
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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.