Finding the Fourth Proportional to 10,488,412.24, 14,474,412.60 and 6,078,289.12
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Solution
The fourth proportional to 10,488,412.24, 14,474,412.60 and 6,078,289.12 is: 8,388,272.94
Step by Step Solution
- Step 1: Write the proportion equation
10,488,412.24 : 14,474,412.60 = 6,078,289.12 : x - Step 2: Convert to fraction form
10,488,412.24/14,474,412.60 = 6,078,289.12/x - Step 3: Cross multiply
10,488,412.24x = 14,474,412.60 × 6,078,289.12 - Step 4: Simplify right side
10,488,412.24x = 87,979,664,624,970.91 - Step 5: Solve for x
x = 87,979,664,624,970.91/10,488,412.24 - Step 6: Final answer
x = 8,388,272.94
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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.