Finding the Fourth Proportional to 7,664,744.88, 11,495,155.50 and 2,272,134.24
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Solution
The fourth proportional to 7,664,744.88, 11,495,155.50 and 2,272,134.24 is: 3,407,619.80
Step by Step Solution
- Step 1: Write the proportion equation
7,664,744.88 : 11,495,155.50 = 2,272,134.24 : x - Step 2: Convert to fraction form
7,664,744.88/11,495,155.50 = 2,272,134.24/x - Step 3: Cross multiply
7,664,744.88x = 11,495,155.50 × 2,272,134.24 - Step 4: Simplify right side
7,664,744.88x = 26,118,536,405,674.32 - Step 5: Solve for x
x = 26,118,536,405,674.32/7,664,744.88 - Step 6: Final answer
x = 3,407,619.80
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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.