Finding the Fourth Proportional to 8,580,374.56, 11,841,739.20 and 4,908,562.08
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Solution
The fourth proportional to 8,580,374.56, 11,841,739.20 and 4,908,562.08 is: 6,774,286.09
Step by Step Solution
- Step 1: Write the proportion equation
8,580,374.56 : 11,841,739.20 = 4,908,562.08 : x - Step 2: Convert to fraction form
8,580,374.56/11,841,739.20 = 4,908,562.08/x - Step 3: Cross multiply
8,580,374.56x = 11,841,739.20 × 4,908,562.08 - Step 4: Simplify right side
8,580,374.56x = 58,125,911,998,369.53 - Step 5: Solve for x
x = 58,125,911,998,369.53/8,580,374.56 - Step 6: Final answer
x = 6,774,286.09
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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.