Finding the Fourth Proportional to 6,129,353.95, 8,458,508.05 and 3,552,529.41
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Solution
The fourth proportional to 6,129,353.95, 8,458,508.05 and 3,552,529.41 is: 4,902,490.35
Step by Step Solution
- Step 1: Write the proportion equation
6,129,353.95 : 8,458,508.05 = 3,552,529.41 : x - Step 2: Convert to fraction form
6,129,353.95/8,458,508.05 = 3,552,529.41/x - Step 3: Cross multiply
6,129,353.95x = 8,458,508.05 × 3,552,529.41 - Step 4: Simplify right side
6,129,353.95x = 30,049,098,612,346.75 - Step 5: Solve for x
x = 30,049,098,612,346.75/6,129,353.95 - Step 6: Final answer
x = 4,902,490.35
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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.