Finding the Fourth Proportional to 8,772,337.74, 12,102,119.16 and 5,872,662.78
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Solution
The fourth proportional to 8,772,337.74, 12,102,119.16 and 5,872,662.78 is: 8,101,793.03
Step by Step Solution
- Step 1: Write the proportion equation
8,772,337.74 : 12,102,119.16 = 5,872,662.78 : x - Step 2: Convert to fraction form
8,772,337.74/12,102,119.16 = 5,872,662.78/x - Step 3: Cross multiply
8,772,337.74x = 12,102,119.16 × 5,872,662.78 - Step 4: Simplify right side
8,772,337.74x = 71,071,664,750,056.88 - Step 5: Solve for x
x = 71,071,664,750,056.88/8,772,337.74 - Step 6: Final answer
x = 8,101,793.03
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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.