Finding the Fourth Proportional to 10,652,449.70, 15,970,801.35 and 5,865,544.10
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Solution
The fourth proportional to 10,652,449.70, 15,970,801.35 and 5,865,544.10 is: 8,793,980.94
Step by Step Solution
- Step 1: Write the proportion equation
10,652,449.70 : 15,970,801.35 = 5,865,544.10 : x - Step 2: Convert to fraction form
10,652,449.70/15,970,801.35 = 5,865,544.10/x - Step 3: Cross multiply
10,652,449.70x = 15,970,801.35 × 5,865,544.10 - Step 4: Simplify right side
10,652,449.70x = 93,677,439,630,764.53 - Step 5: Solve for x
x = 93,677,439,630,764.53/10,652,449.70 - Step 6: Final answer
x = 8,793,980.94
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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.