Finding the Fourth Proportional to 8,992,209.05, 13,492,742.35 and 4,199,201.72
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Solution
The fourth proportional to 8,992,209.05, 13,492,742.35 and 4,199,201.72 is: 6,300,870.74
Step by Step Solution
- Step 1: Write the proportion equation
8,992,209.05 : 13,492,742.35 = 4,199,201.72 : x - Step 2: Convert to fraction form
8,992,209.05/13,492,742.35 = 4,199,201.72/x - Step 3: Cross multiply
8,992,209.05x = 13,492,742.35 × 4,199,201.72 - Step 4: Simplify right side
8,992,209.05x = 56,658,746,883,636.84 - Step 5: Solve for x
x = 56,658,746,883,636.84/8,992,209.05 - Step 6: Final answer
x = 6,300,870.74
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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.