Finding the Fourth Proportional to 8,001,228.11, 11,041,763.60 and 4,563,643.19
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Solution
The fourth proportional to 8,001,228.11, 11,041,763.60 and 4,563,643.19 is: 6,297,866.85
Step by Step Solution
- Step 1: Write the proportion equation
8,001,228.11 : 11,041,763.60 = 4,563,643.19 : x - Step 2: Convert to fraction form
8,001,228.11/11,041,763.60 = 4,563,643.19/x - Step 3: Cross multiply
8,001,228.11x = 11,041,763.60 × 4,563,643.19 - Step 4: Simplify right side
8,001,228.11x = 50,390,669,214,930.16 - Step 5: Solve for x
x = 50,390,669,214,930.16/8,001,228.11 - Step 6: Final answer
x = 6,297,866.85
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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.