Finding the Fourth Proportional to 5,679,826.08, 8,513,428.24 and 4,327,530.16
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Solution
The fourth proportional to 5,679,826.08, 8,513,428.24 and 4,327,530.16 is: 6,486,486.89
Step by Step Solution
- Step 1: Write the proportion equation
5,679,826.08 : 8,513,428.24 = 4,327,530.16 : x - Step 2: Convert to fraction form
5,679,826.08/8,513,428.24 = 4,327,530.16/x - Step 3: Cross multiply
5,679,826.08x = 8,513,428.24 × 4,327,530.16 - Step 4: Simplify right side
5,679,826.08x = 36,842,117,409,390.93 - Step 5: Solve for x
x = 36,842,117,409,390.93/5,679,826.08 - Step 6: Final answer
x = 6,486,486.89
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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.