Finding the Fourth Proportional to 8,213,484.44, 12,319,285.38 and 2,148,801.41
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Solution
The fourth proportional to 8,213,484.44, 12,319,285.38 and 2,148,801.41 is: 3,222,955.85
Step by Step Solution
- Step 1: Write the proportion equation
8,213,484.44 : 12,319,285.38 = 2,148,801.41 : x - Step 2: Convert to fraction form
8,213,484.44/12,319,285.38 = 2,148,801.41/x - Step 3: Cross multiply
8,213,484.44x = 12,319,285.38 × 2,148,801.41 - Step 4: Simplify right side
8,213,484.44x = 26,471,697,733,139.96 - Step 5: Solve for x
x = 26,471,697,733,139.96/8,213,484.44 - Step 6: Final answer
x = 3,222,955.85
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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.