Finding the Fourth Proportional to 8,775,298.62, 13,164,595.74 and 3,983,325.12
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Solution
The fourth proportional to 8,775,298.62, 13,164,595.74 and 3,983,325.12 is: 5,975,735.66
Step by Step Solution
- Step 1: Write the proportion equation
8,775,298.62 : 13,164,595.74 = 3,983,325.12 : x - Step 2: Convert to fraction form
8,775,298.62/13,164,595.74 = 3,983,325.12/x - Step 3: Cross multiply
8,775,298.62x = 13,164,595.74 × 3,983,325.12 - Step 4: Simplify right side
8,775,298.62x = 52,438,864,905,786.99 - Step 5: Solve for x
x = 52,438,864,905,786.99/8,775,298.62 - Step 6: Final answer
x = 5,975,735.66
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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.