Finding the Fourth Proportional to 8,477,157.36, 11,698,121.19 and 4,806,320.94
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Solution
The fourth proportional to 8,477,157.36, 11,698,121.19 and 4,806,320.94 is: 6,632,521.07
Step by Step Solution
- Step 1: Write the proportion equation
8,477,157.36 : 11,698,121.19 = 4,806,320.94 : x - Step 2: Convert to fraction form
8,477,157.36/11,698,121.19 = 4,806,320.94/x - Step 3: Cross multiply
8,477,157.36x = 11,698,121.19 × 4,806,320.94 - Step 4: Simplify right side
8,477,157.36x = 56,224,924,834,154.72 - Step 5: Solve for x
x = 56,224,924,834,154.72/8,477,157.36 - Step 6: Final answer
x = 6,632,521.07
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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.