Finding the Fourth Proportional to 8,399,055.50, 11,584,507.85 and 6,334,157.99
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Solution
The fourth proportional to 8,399,055.50, 11,584,507.85 and 6,334,157.99 is: 8,736,470.78
Step by Step Solution
- Step 1: Write the proportion equation
8,399,055.50 : 11,584,507.85 = 6,334,157.99 : x - Step 2: Convert to fraction form
8,399,055.50/11,584,507.85 = 6,334,157.99/x - Step 3: Cross multiply
8,399,055.50x = 11,584,507.85 × 6,334,157.99 - Step 4: Simplify right side
8,399,055.50x = 73,378,102,973,481.17 - Step 5: Solve for x
x = 73,378,102,973,481.17/8,399,055.50 - Step 6: Final answer
x = 8,736,470.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.