Finding the Fourth Proportional to 7,783,335.24, 11,664,876.06 and 3,166,941.57
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Solution
The fourth proportional to 7,783,335.24, 11,664,876.06 and 3,166,941.57 is: 4,746,291.89
Step by Step Solution
- Step 1: Write the proportion equation
7,783,335.24 : 11,664,876.06 = 3,166,941.57 : x - Step 2: Convert to fraction form
7,783,335.24/11,664,876.06 = 3,166,941.57/x - Step 3: Cross multiply
7,783,335.24x = 11,664,876.06 × 3,166,941.57 - Step 4: Simplify right side
7,783,335.24x = 36,941,980,903,311.81 - Step 5: Solve for x
x = 36,941,980,903,311.81/7,783,335.24 - Step 6: Final answer
x = 4,746,291.89
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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.